Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via توقعات كورة) Pick polygram.ink (preferred broker) |
68% | 32% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
68% | 32% | 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 |
|---|---|
| 35°C | 68% |
| 36°C | 27% |
| 29°C or below | 0% |
| 30°C | 0% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 39°C or higher | 0% |
Market context
Shenzhen will experience peak summer heat on 25 July 2026, with the settlement hinging on the highest temperature recorded at Bao'an International Airport Station throughout that calendar day. The airport's weather station provides the official measurement source via Wunderground's historical data, eliminating ambiguity around which reading counts. July sits firmly within Shenzhen's hottest season, when subtropical monsoon conditions and urban heat effects combine to drive sustained high temperatures.
Historical records from Shenzhen's July weather patterns show consistent clustering between 32–36°C for daily highs, with occasional excursions above 37°C during particularly intense heat waves. The 0% crowd probability currently assigned suggests traders view the market's resolution ranges as misaligned with typical July conditions, or that the specific temperature brackets offered fail to capture the most likely outcome. Comparable years reveal that extreme heat events—those pushing above 38°C—occur roughly once every three to five years in Shenzhen during mid-to-late July, making such outcomes statistically possible but not dominant.
Traders should monitor the extended forecast from late June onwards, particularly any alerts from China's meteorological services regarding heat waves or unusual atmospheric patterns developing across southern China. Tropical cyclone activity in the South China Sea during July can either suppress temperatures through cloud cover or intensify them through atmospheric pressure systems. Real-time updates from Wunderground's historical archive will become available only after 25 July 12:00 UTC, meaning pre-settlement trading relies entirely on seasonal norms and medium-range weather models rather than confirmed observations.
Methodology
Football-specific comparison page for توقع: Highest temperature in Shenzhen on July 25?. 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.
- 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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