Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Mundial 2026 Grupos) Pick polygram.ink (preferred broker) |
97% | 3% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
97% | 3% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 31°C | 97% |
| 32°C | 3% |
| 23°C or below | 0% |
| 24°C | 0% |
| 25°C | 0% |
| 26°C | 0% |
| 27°C | 0% |
| 28°C | 0% |
| 29°C | 0% |
| 30°C | 0% |
| 33°C or higher | 0% |
Market context
Shenzhen’s hottest reading at Bao’an Airport on 1 August will hinge on whether the city delivers a standard late-summer peak or a more extreme heat spike. Seasonal norms point to very warm conditions: August averages are around 32°C by day, with typical highs near 31-32°C and a humid, rain-prone pattern that can either cap maxima or, on clearer days, allow temperatures to run higher than average.[2][8][13]
For context, the market’s current 0% implied probability on a specific temperature band is best read against the fact that Shenzhen has produced outsized August highs before. One comparative guide cites a record August temperature of 103°F (about 39.4°C) and a daily range on 1 August 2025 of 83°F to 90°F, showing that the city can still reach the low-30s Celsius even outside exceptional events.[6] That history matters because the airport station’s daily maximum is usually driven by the interaction between humidity, cloud cover and convective rain, not by a smooth seasonal average.[14][18]
The main catalysts are the day’s local weather setup and any typhoon or heavy-rain influence affecting the Pearl River Delta, since August sits inside Shenzhen’s wettest stretch.[8][18] Traders should watch the morning cloud/rain outlook, whether thunderstorms develop before the settlement window closes at 12:00 UTC, and any official forecast updates from the airport or nearby city forecasts, because a wet start can suppress the day’s high while a break in cloud later can still lift it sharply.[3][12]
Methodology
Football-specific comparison page for Pronóstico: Highest temperature in Shenzhen on August 1?. 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
- 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.
- 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.
- 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.
- 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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