Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
99% | 1% | 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 |
|---|---|
| 39°C | 99% |
| 40°C | 1% |
| 32°C or below | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C | 0% |
| 36°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 41°C | 0% |
| 42°C or higher | 0% |
Market context
Shanghai’s mid-July climate is defined by intense heat and humidity, with the Pudong International Airport station routinely recording peak temperatures above 32°C during this period. Historical data for July 2026 indicates typical highs reach 32°C, while broader July averages in the city often climb to 35°C under sunny conditions[6][5]. The current 0% crowd-implied probability for a “YES” outcome (presumably a specific high threshold) appears inconsistent with these established seasonal norms, as temperatures in Shanghai during mid-July have consistently exceeded 30°C for decades, making extreme lows statistically improbable.
Traders should monitor real-time updates from Wunderground for the Shanghai Pudong station, as the market resolves strictly on the highest recorded temperature at 15 July 2026[1]. Key catalysts include sudden shifts in cloud cover or precipitation, which can suppress peak temperatures; current forecasts show partly cloudy skies with a 70% chance of precipitation and ~1 mm of rain expected, potentially limiting the day’s maximum[3]. Additionally, wind patterns—currently a moderate south-to-southwest breeze at 12–18 mph overnight—may influence heat retention, though sunny days in Shanghai typically still push temperatures toward 35°C[2][5].
Methodology
Sports-specific comparison page for Highest temperature in Shanghai on July 15?. 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 or Manifold.
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.
- 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.
Trade Highest temperature in Shanghai on July 15? on Sport Prediction
Live order book, 0% fees, USDC settlement in seconds.
Open live market →