Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Champions League Prediction) Pick polygram.ink (preferred broker) |
92% | 8% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
92% | 8% | 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 |
|---|---|
| 24°C | 92% |
| 25°C | 5% |
| 26°C | 1% |
| 23°C or below | 0% |
| 27°C | 0% |
| 28°C | 0% |
| 29°C | 0% |
| 30°C | 0% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C or higher | 0% |
Market context
Chongqing’s peak temperature is usually set in the early-to-mid afternoon, but in August the city is hot enough that the day’s high can still be driven by a brief surge rather than a steady climb. Long-run guides describe August as Chongqing’s hottest month, with average daytime highs around 34°C and frequent days above 40°C, alongside high humidity and regular rain, so the market’s 0% implied yes rate looks anchored to a view that the airport station will stay below the upper bands typically seen in heatwave conditions.[1][16][17]
Comparable August data point to a wide but elevated distribution: travel and climate references put typical August highs near the mid-30s Celsius, while more extreme days can reach the low 40s.[1][15][17] For a market resolved on the Chongqing Jiangbei International Airport Station, that makes the exact airport reading more important than citywide averages, because airport sites often run a little different from inner-city conditions and are the final arbiter for settlement.[16] In practical terms, temperatures in the low-to-mid 30s are the baseline, but a clear, dry spell can still push the day into the high 30s.
The main catalysts are the day’s forecast updates, any short-term thunderstorm timing, and whether afternoon cloud cover or rain caps the maximum before settlement at 12:00 UTC. Live forecasts already show a hot, humid August profile for Chongqing with rain risk through the day, which means traders should watch for revisions to the midday and early-afternoon temperature path rather than the overnight minimum.[3][13] If the forecast firms up around a sunny window, the ceiling rises quickly; if showers arrive earlier, the upside for the recorded high compresses just as fast.
Methodology
Football-specific comparison page for Highest temperature in Chongqing on August 3?. 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.
- 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.
- 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.
- 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.
- 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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