Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Champions League Prediction) 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 |
|---|---|
| 36°C | 100% |
| 30°C or below | 0% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 39°C | 0% |
| 40°C or higher | 0% |
Market context
Shanghai’s peak temperature on 2 August will be measured at Pudong airport, and the market settles on the highest reading reached there before the 12:00 UTC cut-off. August is usually Shanghai’s hottest month, with typical daily highs around 32–35°C and occasional spikes much higher, so the question is less whether it can get warm than whether the day produces a genuine afternoon heat peak or stays closer to seasonal norms.[1][2][6]
That is the key reason the current 0% yes probability looks fragile rather than informative: Shanghai has a long history of August heat, including an all-time city record of 41°C and recent August episodes above 35°C, so a single-digit or very low implied chance does not sit comfortably with the climate backdrop alone.[3][6] Comparable August data also show very warm conditions on the same calendar date in prior years, with 2 August averages in the low 30s Celsius and daily highs often near the upper 20s to low 30s Celsius even before any heatwave uplift.[5][9]
For traders, the main catalysts are the local forecast into the morning and the evolution of any monsoon or typhoon influence, because Shanghai’s August weather can swing quickly between oppressive heat and cloud/rain suppression.[9][15] AccuWeather’s August 2026 outlook has Shanghai’s daily highs broadly in the 82–92°F range, which leaves room for a reading that lands in the upper 20s or low 30s Celsius, but not much evidence yet for a deep-cooling day.[11] The highest temperature at Pudong will usually be set by the strongest midday-to-afternoon heating before the market’s 12:00 UTC settlement window closes.
Methodology
Football-specific comparison page for Highest temperature in Shanghai on August 2?. 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.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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