Tick-by-tick trades and order-book depth for every Polymarket “Daily Low Temperature — Chicago” contract — 21 trading days as downloadable day bundles, €1 per day.
Trades and USD turnover summed over every contract of the series across 21 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 Low 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 August 2026 – September 2026 — 21 trading days, 72.8 MB compressed in total. A day typically holds 38 contract files (up to 44 on the busiest day, 7.42 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 | 3.10 MB | 15 | 34 | $246.08 | 99 % | 46.6 ¢ | $21.34 | 91.1K | Buy day → | |
| 2026-09-08 | 44 | 5.23 MB | 20 | 97 | $547.97 | 96 % | 34.3 ¢ | $31.83 | 178.7K | Buy day → | |
| 2026-09-07 | 44 | 3.39 MB | 27 | 105 | $393.24 | 93 % | 38.9 ¢ | $94.48 | 118.1K | Buy day → | |
| 2026-09-06 | 44 | 2.25 MB | 19 | 56 | $22.54 | 55 % | 64.1 ¢ | $20.41 | 72.9K |
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 Low Temperature — Chicago contracts on 2026-09-09 — 2 closed Yes (≥ 0.97), 5 closed No (≤ 0.03), 3 still open at the last print: 25 trades, $245.72 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-9-2026-70-71f with $188.03 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| lowest-temperature-in-chicago-on-september-9-2026-70-71f | 0.900 | 0.970 | 0.630 | 0.970 | 0.939 | Yes | 5 | $188.03 | 100 % | buy file → |
| lowest-temperature-in-chicago-on-september-10-2026-64-65f | 0.400 | 0.400 | 0.400 | 0.400 | 0.400 | open | 1 | $24.01 | 100 % | buy file → |
| lowest-temperature-in-chicago-on-september-10-2026-57forbelow | 0.010 | 0.800 | 0.010 | 0.800 | 0.405 | open | 2 | $16.22 | 99 % |
On Polymarket, a Daily Low 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.
lowest-temperature-in-chicago-on-august-31-2026-70-71f traded in 9 of the day’s minutes (13:20–16:16 UTC): 10 trades, $341.19 turnover, opening at 0.880, ranging 0.880–0.990 and closing at 0.990.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 13:20 | 0.880 | 0.880 | 0.880 | 0.880 | 1 | $42.59 | 16.9 ¢ | $67.69 / $8.69 |
| 13:21 | 0.880 | 0.880 | 0.880 | 0.880 | 1 | $17.98 | 24.3 ¢ | $67.69 / $12.59 |
| 13:26 | 0.880 | 0.950 | 0.930 | 0.950 |
Tick-by-tick trades and Level-2 order-book depth for every contract of the Daily Low Temperature — Chicago series on Polymarket (44 contract files on the latest day). One bundle = one UTC day of the whole series.
Coverage runs August 2026 – September 2026 — 21 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 19 Daily Low Temperature — Chicago contracts had at least one trade per UTC day over the last 21 captured days on Polymarket, with about 119.5K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
| Buy day → |
| 2026-09-05 | 44 | 1.99 MB | 11 | 23 | $29.96 | 73 % | 70.7 ¢ | $1.5K | 63.7K | Buy day → |
| 2026-09-04 | 44 | 2.35 MB | 16 | 52 | $120.65 | 80 % | 69.8 ¢ | $29.94 | 76.3K | Buy day → |
| 2026-09-03 | 44 | 1.92 MB | 12 | 35 | $71.99 | 87 % | 9.17 ¢ | $351.32 | 58.7K | Buy day → |
| 2026-09-02 | 44 | 1.57 MB | 13 | 29 | $51.29 | 54 % | 31.0 ¢ | $16.86 | 45.5K | Buy day → |
| 2026-09-01 | 44 | 1.72 MB | 9 | 12 | $28.05 | 96 % | 28.8 ¢ | $18.03 | 55.9K | Buy day → |
| 2026-08-31 | 44 | 1.99 MB | 21 | 84 | $536.32 | 96 % | 42.0 ¢ | $13.92 | 63.8K | Buy day → |
| 2026-08-30 | 44 | 3.64 MB | 26 | 88 | $387.08 | 81 % | 36.9 ¢ | $60.02 | 122.5K | Buy day → |
| 2026-08-29 | 44 | 5.01 MB | 25 | 91 | $227.92 | 89 % | 24.8 ¢ | $63.32 | 175.0K | Buy day → |
| 2026-08-28 | 44 | 4.53 MB | 25 | 74 | $2.1K | 87 % | 28.2 ¢ | $111.66 | 159.1K | Buy day → |
| 2026-08-27 | 33 | 4.33 MB | 22 | 65 | $391.22 | 93 % | 65.0 ¢ | $95.36 | 122.9K | Buy day → |
| 2026-08-26 | 33 | 3.85 MB | 19 | 55 | $47.48 | 71 % | 43.4 ¢ | $14.77 | 133.6K | Buy day → |
| 2026-08-25 | 34 | 5.35 MB | 20 | 75 | $327.47 | 92 % | 11.6 ¢ | $129.4 | 198.6K | Buy day → |
| 2026-08-24 | 33 | 3.61 MB | 22 | 102 | $882 | 95 % | 50.4 ¢ | $53.58 | 124.9K | Buy day → |
| 2026-08-23 | 33 | 3.99 MB | 26 | 82 | $978.02 | 98 % | 39.6 ¢ | $256.15 | 143.3K | Buy day → |
| 2026-08-22 | 33 | 4.80 MB | 24 | 77 | $366.45 | 74 % | 50.9 ¢ | $105.16 | 182.5K | Buy day → |
| 2026-08-21 | 22 | 7.42 MB | 16 | 88 | $156.57 | 86 % | 47.1 ¢ | $9.56 | 293.9K | Buy day → |
| 2026-08-20 | 11 | 789 KB | 5 | 15 | $6.04 | 0 % | 40.1 ¢ | $7.92 | 28.1K | 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 —.
| lowest-temperature-in-chicago-on-september-8-2026-64-65f | 0.999 | 0.999 | 0.999 | 0.999 | 0.999 | Yes | 1 | $14.99 | 100 % | buy file → |
| lowest-temperature-in-chicago-on-september-9-2026-68-69f | 0.040 | 0.040 | 0.040 | 0.040 | 0.040 | open | 1 | $0.81 | 0 % | buy file → |
| lowest-temperature-in-chicago-on-september-9-2026-74-75f | 0.030 | 0.030 | 0.010 | 0.010 | 0.016 | No | 2 | $0.57 | 0 % | buy file → |
| lowest-temperature-in-chicago-on-september-9-2026-67forbelow | 0.020 | 0.020 | 0.010 | 0.010 | 0.015 | No | 3 | $0.48 | 0 % | buy file → |
| lowest-temperature-in-chicago-on-september-9-2026-72-73f | 0.010 | 0.010 | 0.001 | 0.001 | 0.005 | No | 2 | $0.29 | 10 % | buy file → |
| lowest-temperature-in-chicago-on-september-9-2026-86forhigher | 0.010 | 0.010 | 0.001 | 0.001 | 0.001 | No | 4 | $0.18 | 61 % | buy file → |
| lowest-temperature-in-chicago-on-september-9-2026-78-79f | 0.010 | 0.010 | 0.001 | 0.001 | 0.002 | No | 4 | $0.14 | 43 % | 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 Low Temperature — Chicago contracts on 2026-09-08 — 2 closed Yes (≥ 0.97), 7 closed No (≤ 0.03), 1 still open at the last print: 70 trades, $544.67 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-8-2026-64-65f with $514.44 turnover.
The 10 most traded Daily Low Temperature — Chicago contracts on 2026-09-07 — 2 closed Yes (≥ 0.97), 6 closed No (≤ 0.03), 2 still open at the last print: 48 trades, $384.34 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-7-2026-64-65f with $286.34 turnover.
The 10 most traded Daily Low Temperature — Chicago contracts on 2026-09-06 — 1 closed Yes (≥ 0.97), 9 closed No (≤ 0.03): 37 trades, $20.98 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-5-2026-72-73f with $11.88 turnover.
The 10 most traded Daily Low Temperature — Chicago contracts on 2026-09-05 — 1 closed Yes (≥ 0.97), 9 closed No (≤ 0.03): 22 trades, $29.84 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-4-2026-76-77f with $17.24 turnover.
The 10 most traded Daily Low Temperature — Chicago contracts on 2026-09-04 — 1 closed Yes (≥ 0.97), 9 closed No (≤ 0.03): 43 trades, $116.68 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-3-2026-78-79f with $85.73 turnover.
The 10 most traded Daily Low Temperature — Chicago contracts on 2026-09-03 — 1 closed Yes (≥ 0.97), 8 closed No (≤ 0.03), 1 still open at the last print: 33 trades, $71.68 USD turnover. The busiest contract was lowest-temperature-in-chicago-on-september-2-2026-78-79f with $60.9 turnover.
| 2 |
| $56.02 |
| 5.62 ¢ |
| $16.61 / $7.26 |
| 13:45 | 0.960 | 0.960 | 0.960 | 0.960 | 1 | $27.31 | 84.1 ¢ | $2.25 / $5.26 |
| 14:39 | 0.960 | 0.970 | 0.970 | 0.970 | 1 | $11.81 | 1.50 ¢ | $29.76 / $26.36 |
| 14:44 | 0.970 | 0.970 | 0.970 | 0.970 | 1 | $11.04 | 1.42 ¢ | $26.8 / $16.03 |
| 15:39 | 0.970 | 0.970 | 0.970 | 0.970 | 1 | $9.49 | 2.98 ¢ | $47.52 / $48.15 |
| 15:54 | 0.970 | 0.980 | 0.980 | 0.980 | 1 | $19.61 | 3.00 ¢ | $47.52 / $31.67 |
| 16:16 | 0.980 | 0.990 | 0.990 | 0.990 | 1 | $145.34 | 3.21 ¢ | $47.52 / $23.2 |
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 21 captured days, the turnover-weighted quoted bid-ask spread was 38.3 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $105.1 per side, 90 % 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.
lowest-temperature-in-chicago-on-september-9-2026-70-71f — $188.03 USD turnover over 5 trades on Polymarket. The 10 most traded contracts of the series did 25 trades and $245.72 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.