Tick-by-tick trades and order-book depth for every Polymarket “Daily High Temperature — Chicago” contract — 233 trading days as downloadable day bundles, €1 per day.
Trades and USD turnover summed over every contract of the series across 30 captured days to 2026-09-09, from the recorded tick data — the per-day averages divide by the captured days. Buy share, quoted spread (in contract price cents, 0..1 = 100 ¢), best-bid/ask depth and Level-2 update counts are turnover-weighted over the same window.
A series-day bundle contains every Daily High Temperature — Chicago contract that traded on Polymarket on that UTC day — 44 contract files on the latest covered day. Each file carries the full raw feed: every trade print with price, size and side, plus Level-2 order-book updates, in the same zstd-compressed schema as our crypto venues. Event contracts quote 0..1; turnover is USD-normalized.
Coverage runs January 2026 – September 2026 — 233 trading days, 9.87 GB compressed in total. A day typically holds 36 contract files (up to 76 on the busiest day, 234 MB). Pick individual days in the shop calendar for €1 each; delivery is an instant per-file download or one archive for the whole day.
Files, size, contracts traded, trades, USD turnover, buy share, quoted spread, top-of-book depth and order-book updates per UTC day, from the recorded tick data.
| UTC day | Files | Size | Traded | Trades | Turnover | Buy share | Avg spread | Top-1 depth | L2 updates | Notes | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-09 | 44 | 28.5 MB | 33 | 1,443 | $9.6K | 66 % | 5.49 ¢ | $90.56 | 980.6K | Buy day → | |
| 2026-09-08 | 44 | 27.7 MB | 34 | 1,319 | $4.8K | 66 % | 2.52 ¢ | $52.81 | 932.8K | Buy day → | |
| 2026-09-07 | 44 | 25.5 MB | 35 | 1,485 | $6.5K | 52 % | 3.08 ¢ | $58.43 | 965.8K | Buy day → | |
| 2026-09-06 | 44 | 20.5 MB | 34 | 1,270 | $8.8K | 63 % | 2.57 ¢ | $105.41 |
The ten contracts with the most USD turnover per UTC day — open, high, low, close, VWAP and the outcome implied by the last print; the six previous days fold out below.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-09 — 1 closed Yes (≥ 0.97), 3 closed No (≤ 0.03), 6 still open at the last print: 1,099 trades, $9.5K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-9-2026-78-79f with $4.3K turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| highest-temperature-in-chicago-on-september-9-2026-78-79f | 0.270 | 0.990 | 0.100 | 0.950 | 0.512 | open | 351 | $4.3K | 75 % | buy file → |
| highest-temperature-in-chicago-on-september-9-2026-80-81f | 0.470 | 0.950 | 0.010 | 0.040 | 0.458 | open | 224 | $2.0K | 61 % | buy file → |
| highest-temperature-in-chicago-on-september-10-2026-78-79f | 0.360 | 0.550 | 0.360 | 0.520 | 0.480 | open | 70 | $1.6K | 71 % |
On Polymarket, a Daily High Temperature — Chicago contract trades for about 2.9 days from open to close, and quotes in 0.1 ¢ price steps (0..1). Measured on the 10 contracts captured on 2026-09-09.
The busiest contract of a settled day, byte-identical to the files in the paid bundle — download the native tick file, a CSV/Parquet export, or replay its order book in the browser.
One-minute open/high/low/close, trades, USD turnover, quoted spread and top-of-book depth of the sample contract — the same 1-minute statistics every instrument’s analytics page offers.
highest-temperature-in-chicago-on-august-31-2026-86-87f traded in 131 of the day’s minutes (02:00–23:09 UTC): 320 trades, $6.5K turnover, opening at 0.110, ranging 0.030–0.998 and closing at 0.998.
Tick-by-tick trades and Level-2 order-book depth for every contract of the Daily High Temperature — Chicago series on Polymarket (44 contract files on the latest day). One bundle = one UTC day of the whole series.
Coverage runs January 2026 – September 2026 — 233 trading days in total.
One zstd-compressed text file per contract per UTC day, in the same normalized schema as our crypto venues — see the market-data specification; free samples on the downloads page.
Yes — trades export as gzipped CSV or Parquet at no extra cost, with integer microsecond UTC timestamps that load straight into pandas, polars or DuckDB. Polymarket records full order-book depth without a separate BBO stream, so book data ships in the native tick file — the free reader script converts it locally. See the formats overview.
€1 per series-day bundle — every contract of the series for that day, with invoice on checkout. Buy it in the Data Shop.
On average 30 Daily High Temperature — Chicago contracts had at least one trade per UTC day over the last 30 captured days on Polymarket, with about 950.8K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
| 765.0K |
| Buy day → |
| 2026-09-05 | 44 | 34.4 MB | 33 | 1,578 | $6.0K | 59 % | 3.64 ¢ | $108.1 | 1.3M | Buy day → |
| 2026-09-04 | 44 | 38.9 MB | 36 | 1,992 | $9.7K | 59 % | 2.43 ¢ | $44.03 | 1.2M | Buy day → |
| 2026-09-03 | 44 | 34.7 MB | 38 | 1,768 | $8.4K | 59 % | 3.80 ¢ | $83.58 | 1.3M | Buy day → |
| 2026-09-02 | 44 | 22.9 MB | 33 | 1,101 | $6.5K | 54 % | 4.08 ¢ | $67.32 | 779.1K | Buy day → |
| 2026-09-01 | 44 | 20.0 MB | 36 | 1,169 | $6.7K | 60 % | 2.60 ¢ | $362.52 | 759.5K | Buy day → |
| 2026-08-31 | 44 | 17.1 MB | 38 | 1,940 | $10.6K | 66 % | 4.85 ¢ | $24.81 | 632.7K | Buy day → |
| 2026-08-30 | 44 | 22.1 MB | 36 | 1,363 | $10.2K | 63 % | 2.34 ¢ | $116.54 | 824.0K | Buy day → |
| 2026-08-29 | 44 | 25.4 MB | 28 | 1,193 | $5.5K | 62 % | 4.05 ¢ | $93.55 | 963.7K | Buy day → |
| 2026-08-28 | 44 | 15.7 MB | 33 | 933 | $5.1K | 59 % | 2.73 ¢ | $94.13 | 585.8K | Buy day → |
| 2026-08-27 | 33 | 14.7 MB | 25 | 789 | $7.4K | 61 % | 3.19 ¢ | $85.45 | 434.5K | Buy day → |
| 2026-08-26 | 33 | 11.8 MB | 22 | 726 | $4.9K | 72 % | 3.01 ¢ | $68.88 | 431.1K | Buy day → |
| 2026-08-25 | 33 | 20.8 MB | 23 | 1,134 | $6.1K | 64 % | 2.93 ¢ | $85.82 | 788.9K | Buy day → |
| 2026-08-24 | 33 | 17.3 MB | 22 | 1,189 | $10.5K | 45 % | 3.13 ¢ | $461.74 | 650.1K | Buy day → |
| 2026-08-23 | 33 | 15.2 MB | 33 | 1,312 | $19.3K | 22 % | 1.64 ¢ | $1.2K | 585.1K | Buy day → |
| 2026-08-22 | 33 | 20.2 MB | 25 | 997 | $5.1K | 53 % | 3.56 ¢ | $122.94 | 786.7K | Buy day → |
| 2026-08-21 | 33 | 23.0 MB | 30 | 1,334 | $8.0K | 64 % | 6.06 ¢ | $298.66 | 881.3K | Buy day → |
| 2026-08-20 | 33 | 31.5 MB | 22 | 1,328 | $10.8K | 63 % | 4.09 ¢ | $53.68 | 1.2M | Buy day → |
| 2026-08-19 | 33 | 23.8 MB | 25 | 1,383 | $7.6K | 56 % | 3.65 ¢ | $88.92 | 917.2K | Buy day → |
| 2026-08-18 | 33 | 26.7 MB | 24 | 1,452 | $10.1K | 57 % | 3.55 ¢ | $161.53 | 1.0M | Buy day → |
| 2026-08-17 | 33 | 39.5 MB | 24 | 1,499 | $6.8K | 60 % | 3.64 ¢ | $71.8 | 1.6M | Buy day → |
| 2026-08-16 | 33 | 21.9 MB | 27 | 1,065 | $4.5K | 58 % | 7.90 ¢ | $100.92 | 848.0K | Buy day → |
| 2026-08-15 | 33 | 21.8 MB | 24 | 917 | $4.5K | 61 % | 5.28 ¢ | $37.34 | 845.6K | Buy day → |
| 2026-08-14 | 33 | 38.4 MB | 28 | 1,288 | $4.9K | 60 % | 3.60 ¢ | $60.72 | 1.5M | Buy day → |
| 2026-08-13 | 33 | 31.2 MB | 30 | 1,578 | $12.4K | 66 % | 2.70 ¢ | $237.21 | 1.2M | Buy day → |
| 2026-08-12 | 33 | 41.3 MB | 26 | 2,496 | $9.1K | 59 % | 3.11 ¢ | $989.26 | 1.6M | Buy day → |
| 2026-08-11 | 33 | 32.5 MB | 29 | 2,058 | $8.1K | 58 % | 4.38 ¢ | $44.53 | 1.2M | Buy day → |
Traded = contracts with at least one trade that day. Buy share = taker-buy side of USD turnover. Avg spread = quoted bid-ask spread in contract price cents (0..1 = 100 ¢), weighted by turnover across the day’s contracts. Top-1 depth = mean of the best bid and best ask notional in USD, weighted by turnover. L2 updates = order-book level updates recorded across all contracts of the day. Days captured before the extended statistics show —.
| highest-temperature-in-chicago-on-september-10-2026-76-77f | 0.370 | 0.430 | 0.340 | 0.400 | 0.384 | open | 54 | $883.33 | 56 % | buy file → |
| highest-temperature-in-chicago-on-september-9-2026-82-83f | 0.130 | 0.270 | 0.001 | 0.008 | 0.094 | No | 187 | $330.49 | 43 % | buy file → |
| highest-temperature-in-chicago-on-september-8-2026-84-85f | 0.999 | 0.999 | 0.999 | 0.999 | 0.999 | Yes | 4 | $151.21 | 0 % | buy file → |
| highest-temperature-in-chicago-on-september-10-2026-80-81f | 0.100 | 0.100 | 0.040 | 0.040 | 0.066 | open | 39 | $73.97 | 20 % | buy file → |
| highest-temperature-in-chicago-on-september-11-2026-80-81f | 0.350 | 0.420 | 0.350 | 0.420 | 0.390 | open | 18 | $70.55 | 97 % | buy file → |
| highest-temperature-in-chicago-on-september-10-2026-74-75f | 0.140 | 0.150 | 0.030 | 0.030 | 0.083 | No | 21 | $60.52 | 56 % | buy file → |
| highest-temperature-in-chicago-on-september-9-2026-84-85f | 0.030 | 0.040 | 0.001 | 0.001 | 0.012 | No | 131 | $39.26 | 32 % | buy file → |
Prices quote 0..1 (probability of Yes). Open/high/low/close/VWAP are that UTC day’s trade prints per contract; the implied outcome reads the last print — ≥ 0.97 as Yes, ≤ 0.03 as No, anything between as still open — venues publish the official result. Buy share = taker-buy side of turnover.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-08 — 2 closed Yes (≥ 0.97), 4 closed No (≤ 0.03), 4 still open at the last print: 902 trades, $4.7K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-8-2026-84-85f with $2.1K turnover.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-07 — 1 closed Yes (≥ 0.97), 3 closed No (≤ 0.03), 6 still open at the last print: 1,092 trades, $6.4K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-7-2026-80-81f with $3.3K turnover.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-06 — 2 closed Yes (≥ 0.97), 3 closed No (≤ 0.03), 5 still open at the last print: 748 trades, $8.7K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-6-2026-78-79f with $4.8K turnover.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-05 — 2 closed Yes (≥ 0.97), 3 closed No (≤ 0.03), 5 still open at the last print: 1,045 trades, $5.9K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-5-2026-80-81f with $2.7K turnover.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-04 — 1 closed Yes (≥ 0.97), 5 closed No (≤ 0.03), 4 still open at the last print: 1,570 trades, $9.2K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-4-2026-92-93f with $4.5K turnover.
The 10 most traded Daily High Temperature — Chicago contracts on 2026-09-03 — 2 closed Yes (≥ 0.97), 4 closed No (≤ 0.03), 4 still open at the last print: 1,358 trades, $7.9K USD turnover. The busiest contract was highest-temperature-in-chicago-on-september-3-2026-90-91f with $4.0K turnover.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 02:00 | 0.110 | 0.060 | 0.060 | 0.060 | 1 | $0.44 | 1.00 ¢ | $0.67 / $3.49 |
| 02:18 | 0.060 | 0.070 | 0.060 | 0.070 | 2 | $1.71 | 1.17 ¢ | $0.58 / $3.58 |
| 02:19 | 0.070 | 0.090 | 0.090 | 0.090 | 4 | $6.61 | 1.55 ¢ | $1.87 / $11.72 |
| 02:32 | 0.090 | 0.090 | 0.090 | 0.090 | 1 | $1.9 | 1.00 ¢ | $3.21 / $23.33 |
| 04:13 | 0.090 | 0.070 | 0.050 | 0.050 | 10 | $8.67 | 2.80 ¢ | $24.4 / $5.34 |
| 04:23 | 0.050 | 0.060 | 0.060 | 0.060 | 1 | $1.39 | 1.65 ¢ | $2.49 / $4.91 |
| 04:47 | 0.060 | 0.040 | 0.040 | 0.040 | 1 | $0.53 | 1.00 ¢ | $1.44 / $1.26 |
| 05:13 | 0.040 | 0.040 | 0.040 | 0.040 | 1 | $0.56 | 1.00 ¢ | $1.18 / $1.26 |
| 06:00 | 0.040 | 0.040 | 0.040 | 0.040 | 1 | $0.13 | 1.00 ¢ | $1.02 / $1.26 |
| 06:02 | 0.040 | 0.040 | 0.040 | 0.040 | 2 | $0.43 | 1.00 ¢ | $0.82 / $1.26 |
| 06:03 | 0.040 | 0.060 | 0.060 | 0.060 | 1 | $4.82 | 1.12 ¢ | $0.72 / $1.42 |
| 10:53 | 0.060 | 0.040 | 0.040 | 0.040 | 2 | $0.49 | 2.35 ¢ | $4.68 / $2.1 |
| 11:20 | 0.040 | 0.040 | 0.040 | 0.040 | 1 | $0.33 | 2.00 ¢ | $4.15 / $1.75 |
| 11:27 | 0.040 | 0.040 | 0.040 | 0.040 | 1 | $3.88 | 1.34 ¢ | $3.5 / $0.34 |
| 11:28 | 0.040 | 0.030 | 0.030 | 0.030 | 1 | $3.1 | 2.00 ¢ | $0.53 / $3.95 |
| 11:58 | 0.030 | 0.050 | 0.050 | 0.050 | 1 | $1.01 | 1.00 ¢ | $0.41 / $5.23 |
| 13:20 | 0.050 | 0.050 | 0.050 | 0.050 | 1 | $4.31 | 1.00 ¢ | $8.74 / $2.01 |
| 13:22 | 0.050 | 0.050 | 0.050 | 0.050 | 1 | $1.51 | 1.00 ¢ | $7.82 / $1.93 |
| 14:03 | 0.070 | 0.070 | 0.070 | 0.070 | 1 | $7.01 | 1.55 ¢ | $7.81 / $1.23 |
| 14:07 | 0.070 | 0.080 | 0.080 | 0.080 | 1 | $2.57 | 6.46 ¢ | $4.94 / $1.33 |
| 14:36 | 0.080 | 0.100 | 0.100 | 0.100 | 1 | $0.56 | 13.0 ¢ | $0.75 / $1.3 |
| 14:43 | 0.100 | 0.100 | 0.100 | 0.100 | 1 | $2.24 | 13.7 ¢ | $1.02 / $2.27 |
| 14:58 | 0.100 | 0.090 | 0.090 | 0.090 | 1 | $0.5 | 3.06 ¢ | $1.59 / $2.61 |
| 15:01 | 0.090 | 0.090 | 0.090 | 0.090 | 1 | $0.61 | 4.39 ¢ | $1.69 / $1.12 |
| 15:05 | 0.090 | 0.130 | 0.130 | 0.130 | 1 | $1.09 | 4.24 ¢ | $1.69 / $0.79 |
| 15:41 | 0.130 | 0.220 | 0.220 | 0.220 | 2 | $2.21 | 5.06 ¢ | $2.02 / $2.91 |
| 16:15 | 0.220 | 0.170 | 0.160 | 0.170 | 2 | $2.13 | 3.08 ¢ | $2.65 / $1.34 |
| 16:54 | 0.170 | 0.150 | 0.150 | 0.150 | 1 | $0.23 | 6.92 ¢ | $10.82 / $2.46 |
| 17:07 | 0.150 | 0.260 | 0.260 | 0.260 | 1 | $2.09 | 9.05 ¢ | $2.18 / $2.82 |
| 18:10 | 0.260 | 0.170 | 0.170 | 0.170 | 1 | $0.26 | 10.9 ¢ | $3.93 / $2.83 |
| 18:37 | 0.170 | 0.160 | 0.150 | 0.150 | 2 | $2.63 | 5.72 ¢ | $1.19 / $2.61 |
| 18:38 | 0.150 | 0.070 | 0.070 | 0.070 | 1 | $0.51 | 9.10 ¢ | $0.69 / $2.24 |
| 18:39 | 0.070 | 0.060 | 0.060 | 0.060 | 1 | $0.25 | 7.55 ¢ | $1.06 / $2.03 |
| 18:43 | 0.060 | 0.070 | 0.070 | 0.070 | 1 | $0.38 | 7.09 ¢ | $1.89 / $1.21 |
| 18:47 | 0.070 | 0.150 | 0.150 | 0.150 | 1 | $3.01 | 5.46 ¢ | $10.81 / $0.86 |
| 18:48 | 0.150 | 0.210 | 0.170 | 0.210 | 3 | $4.92 | 5.66 ¢ | $1.54 / $1.91 |
| 18:49 | 0.210 | 0.390 | 0.320 | 0.380 | 3 | $38.88 | 8.63 ¢ | $2.23 / $3.49 |
| 18:51 | 0.380 | 0.400 | 0.400 | 0.400 | 1 | $8.01 | 4.74 ¢ | $2.76 / $2.84 |
| 18:52 | 0.400 | 0.470 | 0.460 | 0.470 | 3 | $20.02 | 3.87 ¢ | $3.37 / $4.47 |
| 18:53 | 0.470 | 0.570 | 0.490 | 0.560 | 7 | $83.47 | 2.14 ¢ | $3.89 / $8.67 |
| 18:54 | 0.560 | 0.570 | 0.500 | 0.500 | 2 | $7.26 | 3.45 ¢ | $5.43 / $37.64 |
| 18:55 | 0.500 | 0.600 | 0.510 | 0.600 | 4 | $43.69 | 6.41 ¢ | $5.3 / $17.28 |
| 18:56 | 0.600 | 0.630 | 0.590 | 0.630 | 12 | $63.14 | 1.66 ¢ | $1.89 / $119.95 |
| 18:59 | 0.630 | 0.620 | 0.540 | 0.540 | 2 | $8.36 | 1.58 ¢ | $1.71 / $28.32 |
| 19:00 | 0.540 | 0.620 | 0.560 | 0.620 | 6 | $34.45 | 4.30 ¢ | $8.91 / $9.68 |
| 19:02 | 0.620 | 0.640 | 0.600 | 0.630 | 11 | $285.38 | 3.11 ¢ | $4.31 / $54 |
| 19:03 | 0.630 | 0.620 | 0.620 | 0.620 | 5 | $36.75 | 1.65 ¢ | $3.4 / $14.59 |
| 19:05 | 0.620 | 0.620 | 0.620 | 0.620 | 1 | $0.32 | 2.00 ¢ | $2.18 / $31.9 |
| 19:07 | 0.620 | 0.650 | 0.650 | 0.650 | 1 | $82.47 | 2.05 ¢ | $2.02 / $31.67 |
| 19:08 | 0.650 | 0.660 | 0.650 | 0.660 | 4 | $74.52 | 4.39 ¢ | $2.07 / $23.65 |
| 19:11 | 0.660 | 0.660 | 0.620 | 0.650 | 6 | $102.41 | 7.96 ¢ | $9.4 / $39.07 |
| 19:12 | 0.650 | 0.630 | 0.520 | 0.620 | 3 | $25.23 | 18.3 ¢ | $7.9 / $15.06 |
| 19:13 | 0.620 | 0.620 | 0.620 | 0.620 | 1 | $8.15 | 14.8 ¢ | $7.56 / $73.62 |
| 19:15 | 0.620 | 0.660 | 0.580 | 0.660 | 2 | $31.79 | 9.46 ¢ | $7.82 / $20.08 |
| 19:18 | 0.660 | 0.650 | 0.630 | 0.650 | 3 | $47.45 | 14.0 ¢ | $6.36 / $12.28 |
| 19:29 | 0.650 | 0.650 | 0.650 | 0.650 | 1 | $0.74 | 11.2 ¢ | $7.38 / $5.8 |
| 19:36 | 0.650 | 0.610 | 0.610 | 0.610 | 1 | $21.3 | 6.41 ¢ | $16.83 / $9.22 |
| 19:37 | 0.610 | 0.570 | 0.570 | 0.570 | 1 | $5.71 | 9.47 ¢ | $7.13 / $10.84 |
| 19:39 | 0.570 | 0.640 | 0.640 | 0.640 | 1 | $25.61 | 8.58 ¢ | $14.7 / $18.98 |
| 19:40 | 0.640 | 0.650 | 0.650 | 0.650 | 1 | $32.51 | 1.00 ¢ | $175.61 / $5.29 |
| 19:42 | 0.650 | 0.750 | 0.650 | 0.750 | 17 | $258.79 | 3.74 ¢ | $40 / $11.86 |
| 19:43 | 0.750 | 0.810 | 0.780 | 0.810 | 3 | $20.82 | 8.25 ¢ | $12.08 / $3.14 |
| 19:44 | 0.810 | 0.820 | 0.740 | 0.740 | 2 | $19.72 | 8.46 ¢ | $10.47 / $2.43 |
| 19:45 | 0.740 | 0.710 | 0.710 | 0.710 | 1 | $38.06 | 11.7 ¢ | $20.13 / $1.02 |
| 19:49 | 0.710 | 0.830 | 0.680 | 0.680 | 2 | $242.08 | 14.0 ¢ | $5.49 / $71.51 |
| 19:52 | 0.680 | 0.790 | 0.680 | 0.680 | 2 | $11.32 | 11.5 ¢ | $4.95 / $28.07 |
| 20:03 | 0.680 | 0.840 | 0.840 | 0.840 | 2 | $50.76 | 31.2 ¢ | $8.01 / $57.47 |
| 20:05 | 0.840 | 0.800 | 0.790 | 0.800 | 5 | $40.06 | 20.6 ¢ | $16.53 / $13.59 |
| 20:07 | 0.800 | 0.830 | 0.830 | 0.830 | 1 | $17.64 | 2.06 ¢ | $6.01 / $4.11 |
| 20:09 | 0.830 | 0.840 | 0.840 | 0.840 | 1 | $8.41 | 4.72 ¢ | $6.01 / $4.24 |
| 20:11 | 0.840 | 0.870 | 0.870 | 0.870 | 1 | $49.65 | 6.30 ¢ | $4.06 / $71.02 |
| 20:15 | 0.870 | 0.830 | 0.830 | 0.830 | 1 | $4.16 | 2.00 ¢ | $4.06 / $42.8 |
| 20:19 | 0.830 | 0.890 | 0.890 | 0.890 | 1 | $10.04 | 7.89 ¢ | $5.55 / $11.93 |
| 20:23 | 0.890 | 0.800 | 0.800 | 0.800 | 1 | $6.01 | 9.14 ¢ | $5.99 / $14.04 |
| 20:50 | 0.800 | 0.830 | 0.830 | 0.830 | 1 | $20.01 | 32.0 ¢ | $5.25 / $53.85 |
| 20:51 | 0.830 | 0.840 | 0.840 | 0.840 | 1 | $10.01 | 34.9 ¢ | $5.69 / $53.34 |
| 20:52 | 0.840 | 0.850 | 0.850 | 0.850 | 2 | $331.56 | 35.5 ¢ | $10.12 / $55.33 |
| 21:02 | 0.850 | 0.860 | 0.850 | 0.850 | 9 | $39.21 | 4.07 ¢ | $4.92 / $939.9 |
| 21:03 | 0.850 | 0.850 | 0.590 | 0.590 | 2 | $10.09 | 2.74 ¢ | $6.86 / $870.38 |
| 21:05 | 0.590 | 0.840 | 0.840 | 0.840 | 1 | $4.21 | 3.41 ¢ | $4.01 / $51.08 |
| 21:12 | 0.840 | 0.800 | 0.800 | 0.800 | 1 | $4.01 | 25.8 ¢ | $5.11 / $31.6 |
| 21:13 | 0.800 | 0.810 | 0.780 | 0.810 | 2 | $20.63 | 26.3 ¢ | $9.72 / $136.26 |
| 21:14 | 0.810 | 0.840 | 0.540 | 0.550 | 6 | $24.58 | 19.0 ¢ | $7.64 / $167.16 |
| 21:15 | 0.550 | 0.260 | 0.060 | 0.060 | 3 | $44.69 | 61.3 ¢ | $1.84 / $10.13 |
| 21:16 | 0.060 | 0.750 | 0.750 | 0.750 | 1 | $49.74 | 32.9 ¢ | $6.87 / $9 |
| 21:17 | 0.750 | 0.760 | 0.250 | 0.760 | 6 | $66.78 | 30.1 ¢ | $8.5 / $8.82 |
| 21:18 | 0.760 | 0.310 | 0.140 | 0.190 | 4 | $53.94 | 54.3 ¢ | $4.31 / $10.76 |
| 21:19 | 0.190 | 0.040 | 0.040 | 0.040 | 1 | $2.09 | 67.1 ¢ | $0.75 / $9.15 |
| 21:20 | 0.040 | 0.220 | 0.060 | 0.220 | 3 | $4.47 | 63.3 ¢ | $2.32 / $10.46 |
| 21:21 | 0.220 | 0.440 | 0.120 | 0.430 | 9 | $65.32 | 34.4 ¢ | $2.69 / $12.88 |
| 21:22 | 0.430 | 0.440 | 0.200 | 0.200 | 4 | $56.5 | 37.5 ¢ | $3.4 / $13.18 |
| 21:23 | 0.200 | 0.540 | 0.540 | 0.540 | 1 | $5.41 | 54.1 ¢ | $1.27 / $9.43 |
| 21:24 | 0.540 | 0.220 | 0.220 | 0.220 | 1 | $2.82 | 37.1 ¢ | $3.09 / $7.69 |
| 21:25 | 0.220 | 0.210 | 0.190 | 0.190 | 5 | $3.7 | 36.5 ¢ | $2.63 / $8.16 |
| 21:33 | 0.190 | 0.640 | 0.640 | 0.640 | 1 | $16.5 | 29.9 ¢ | $7.82 / $7.88 |
| 21:34 | 0.640 | 0.740 | 0.740 | 0.740 | 1 | $30.06 | 21.8 ¢ | $6.02 / $22.01 |
| 21:37 | 0.740 | 0.730 | 0.730 | 0.730 | 1 | $8.01 | 21.5 ¢ | $5.17 / $24.11 |
| 21:40 | 0.730 | 0.720 | 0.720 | 0.720 | 1 | $10.81 | 20.8 ¢ | $5.11 / $26.21 |
| 21:43 | 0.720 | 0.710 | 0.710 | 0.710 | 1 | $15.56 | 21.3 ¢ | $10.07 / $26.28 |
| 21:44 | 0.710 | 0.720 | 0.720 | 0.720 | 2 | $53.17 | 21.2 ¢ | $5.76 / $24.79 |
| 21:47 | 0.720 | 0.850 | 0.740 | 0.850 | 3 | $255.24 | 6.37 ¢ | $13.07 / $12.82 |
| 21:48 | 0.850 | 0.950 | 0.860 | 0.950 | 7 | $634.14 | 9.35 ¢ | $18.88 / $50.02 |
| 21:51 | 0.950 | 0.960 | 0.830 | 0.830 | 2 | $108.6 | 12.9 ¢ | $9.57 / $1.1K |
| 21:53 | 0.830 | 0.950 | 0.950 | 0.950 | 1 | $9.51 | 12.0 ¢ | $13.2 / $10.61 |
| 21:54 | 0.950 | 0.840 | 0.840 | 0.840 | 1 | $4.21 | 10.6 ¢ | $10.33 / $10.78 |
| 21:56 | 0.840 | 0.950 | 0.950 | 0.950 | 1 | $1.01 | 9.02 ¢ | $17.35 / $12.25 |
| 22:01 | 0.950 | 0.950 | 0.950 | 0.950 | 1 | $2.01 | 10.0 ¢ | $17.01 / $0.47 |
| 22:02 | 0.950 | 0.960 | 0.890 | 0.890 | 2 | $104.94 | 8.01 ¢ | $18.69 / $9.74 |
| 22:03 | 0.890 | 0.950 | 0.950 | 0.950 | 1 | $8.68 | 7.15 ¢ | $23.73 / $933.24 |
| 22:04 | 0.950 | 0.910 | 0.910 | 0.910 | 1 | $4.56 | 5.00 ¢ | $14.75 / $991.98 |
| 22:05 | 0.910 | 0.960 | 0.910 | 0.910 | 3 | $5.66 | 5.00 ¢ | $10.69 / $991.22 |
| 22:07 | 0.910 | 0.960 | 0.900 | 0.950 | 6 | $625.19 | 5.84 ¢ | $31.16 / $429.84 |
| 22:08 | 0.950 | 0.960 | 0.890 | 0.950 | 7 | $94.41 | 4.49 ¢ | $78.43 / $426.82 |
| 22:09 | 0.950 | 0.960 | 0.950 | 0.960 | 4 | $270.16 | 1.00 ¢ | $106.22 / $342.46 |
| 22:10 | 0.960 | 0.960 | 0.960 | 0.960 | 1 | $160.9 | 1.90 ¢ | $91.42 / $96.99 |
| 22:12 | 0.960 | 0.990 | 0.990 | 0.990 | 1 | $304.5 | 3.61 ¢ | $72.18 / $19.61 |
| 22:13 | 0.990 | 0.980 | 0.980 | 0.980 | 1 | $1.16 | 4.00 ¢ | — |
| 22:14 | 0.980 | 0.980 | 0.980 | 0.980 | 1 | $11.04 | 4.00 ¢ | — |
| 22:19 | 0.980 | 0.980 | 0.980 | 0.980 | 1 | $34.27 | 1.00 ¢ | $55.15 / $69.3 |
| 22:21 | 0.980 | 0.990 | 0.980 | 0.990 | 8 | $102.5 | 1.00 ¢ | $16.51 / $52.6 |
First 120 of 131 active minutes. 1-minute statistics computed from the recorded ticks; minutes without a trade are omitted. Spread in contract price cents; top-1 depth = resting notional at the best bid / best ask. Every minute of every day is in the free analytics; the raw ticks are in the sample file above.
Over the last 30 captured days, the turnover-weighted quoted bid-ask spread was 3.50 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $246.09 per side, 57 % of USD turnover was taker-buy. These figures are computed from the recorded Level-2 order books and trade prints — the same data in the day bundles.
highest-temperature-in-chicago-on-september-9-2026-78-79f — $4.3K USD turnover over 351 trades on Polymarket. The 10 most traded contracts of the series did 1,099 trades and $9.5K that UTC day. Open, high, low, close and VWAP per contract are listed on this page; the tick-level data is in the day bundle.