Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via توقعات كورة) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
99% | 1% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 29°C or below | 99% |
| 30°C | 2% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C | 0% |
| 36°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 39°C or higher | 0% |
Market context
Chengdu faces its peak summer heat on 17 July 2026, with the city historically recording its highest daily temperatures during this mid-summer window. July and August constitute the hottest months in Chengdu, often accompanied by concentrated rainfall that can temporarily suppress peak temperatures but rarely eliminates extreme heat events [1]. The 99% crowd-implied YES probability reflects this entrenched seasonal pattern, where temperatures routinely exceed 35°C at the Shuangliu International Airport Station, making a lower-range outcome statistically anomalous for this date.
Historical weather data shows Chengdu frequently hits 37–39°C in mid-July, with only rare cloud cover or heavy downpours pushing readings below 35°C. Comparable cases from previous years indicate that even during rainy periods, daytime highs remain elevated due to the region’s humid subtropical climate. This consistency underpins the near-certainty in the market, as deviations from the high-temperature range would require an unusually persistent monsoon system or unseasonal cold front—both improbable in July.
Traders should monitor real-time updates from Wunderground for the Shuangliu station, specifically watching for sudden precipitation spikes or cloud cover announcements that could alter the day’s thermal profile. While no immediate weather alerts have been issued as of 10:40 UTC, any late-morning rain forecast could introduce marginal volatility. The settlement hinges entirely on the single highest recorded temperature for the day, so even brief heat spikes above 38°C will confirm the YES outcome, aligning with the overwhelming historical trend for this period [1].
Sources: 1
Methodology
Football-specific comparison page for توقع: Highest temperature in Chengdu 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.
- 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.
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