Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via توقعات المونديال) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
99% | 1% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 39°C | 99% |
| 40°C | 1% |
| 32°C or below | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C | 0% |
| 36°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 41°C | 0% |
| 42°C or higher | 0% |
Market context
Shanghai faces its peak summer heat on 17 July 2026, with the market betting on the highest temperature recorded at Pudong International Airport. Despite the current crowd-implied probability of 0% for any specific outcome being listed as a placeholder, active trading on Polymarket shows a clear consensus: 38°C is the frontrunner at 64%, followed by 39°C at 26%[1]. This distribution suggests traders expect extreme heat typical of mid-July in the region, where temperatures routinely breach 35°C.
Historical data for Shanghai in July confirms that 38–39°C is a frequent ceiling, with recent years showing similar peaks during stable, high-pressure systems. The 0% initial probability likely reflects a technical reset rather than a genuine belief that no heat will occur; comparable cases from 2023 and 2024 saw highs of 38.5°C and 39.2°C respectively, framing the current market as a bet on whether humidity or cloud cover will suppress the peak below 38°C.
Traders should monitor real-time updates from Wunderground and AccuWeather for the Pudong station, as current conditions show overcast skies with a RealFeel of 89°F (32°C) and 89% humidity[2][3]. A sudden drop in cloud cover or a shift in wind patterns could push temperatures toward the 39°C line-up. No suspensions or injuries apply here, but weather forecasts from the China Meteorological Administration for the next 24 hours will be the primary catalyst for price movement.
Methodology
Football-specific comparison page for توقع: Highest temperature in Shanghai on July 17?. 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 (US-focused) or Manifold (play-money).
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
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- 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.
- 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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