Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 90-91°F | 100% |
| 81°F or below | 0% |
| 82-83°F | 0% |
| 84-85°F | 0% |
| 86-87°F | 0% |
| 88-89°F | 0% |
| 92-93°F | 0% |
| 94-95°F | 0% |
| 96-97°F | 0% |
| 98-99°F | 0% |
| 100°F or higher | 0% |
Market context
Dallas Love Field will record its peak temperature for 15 July 2026, with the market currently pricing a 0% chance that the reading exceeds any defined threshold, despite historical data suggesting extreme heat is typical for mid-summer in North Texas. This near-zero probability for a “YES” outcome likely reflects a misalignment in the market’s binary framing, as the actual frontrunner outcome is 90–91°F at 41%, followed by 88–89°F at 34%, indicating traders expect temperatures well within the high-90s range rather than an absence of heat [1].
Historically, Dallas experiences average highs of 96–97°F in mid-July, with frequent spikes above 100°F; the current crowd-implied probability of 0% for a “YES” resolution appears inconsistent with this climatic baseline, suggesting either a definitional error in the market’s binary condition or a lack of liquidity distorting price signals. Comparable July 15 readings in recent years include 103°F in 2023 and 99°F in 2022, reinforcing that temperatures below 85°F are exceptionally rare and unlikely to trigger a “YES” if the threshold is set low.
Traders should monitor the Wunderground daily history page for KDAL as the official settlement source, watching for real-time updates on 15 July before the 12:00 UTC deadline, and verify whether the “YES” condition refers to exceeding a specific temperature not visible in the current snapshot [1]. Any sudden shift in the 90–91°F probability could signal emerging forecast data from NOAA or local meteorologists that may correct the current 0% mispricing.
Sources: 1
Methodology
Sports-specific comparison page for Highest temperature in Dallas on July 15?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
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