Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via احتمالات كأس العالم) Pick polygram.ink (preferred broker) |
73% | 27% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
73% | 27% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 29°C | 73% |
| 30°C | 22% |
| 31°C | 7% |
| 32°C | 1% |
| 27°C or below | 0% |
| 28°C | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C | 0% |
| 36°C | 0% |
| 37°C or higher | 0% |
Market context
Chengdu Shuangliu’s midday heat profile is the key real-world driver here: July is typically the city’s hottest and most humid month, with daytime highs commonly around 29–37°C and occasional peaks up to 39°C during the warmest part of the day.[4] The market settles on the highest temperature recorded at the airport station on 27 July, so the relevant question is whether the day produces an ordinary hot-summer high, or one of the sharper spike days that can lift the reading into the upper 30s.[4]
The 0% crowd-implied yes probability looks hard to reconcile with the local climate baseline. Chengdu’s July norm is already elevated, and forecast pages for the city are showing values in the mid-to-high 30s for late July, which is consistent with a reading that could land in the 30–37°C band if sunshine breaks through.[1][6] For comparable framing, travel and climate guides describe July as a period of sustained heat, frequent humidity, and substantial rainfall, meaning the market is sensitive to cloud cover and showers as much as to the broader summer pattern.[4][8]
The main catalysts to watch are the daily forecast updates and any shift in precipitation timing around the airport, because a wet, overcast afternoon would cap the high whereas a dry, sunny window would support a stronger print.[1][6] Wunderground’s station-specific history page is the settlement source, so the final outcome will depend on the recorded airport maximum rather than citywide averages or headline forecasts.[1]
Methodology
Football-specific comparison page for توقع: Highest temperature in Chengdu on July 27?. 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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