Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
43% | 57% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
43% | 57% | 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 |
|---|---|
| 27°C | 43% |
| 28°C | 38% |
| 29°C | 14% |
| 26°C | 8% |
| 21°C or below | 0% |
| 22°C | 0% |
| 23°C | 0% |
| 24°C | 0% |
| 25°C | 0% |
| 30°C | 0% |
| 31°C or higher | 0% |
Market context
Munich Airport’s highest temperature on 7 August is likely to land in the mid-20s Celsius rather than in an extreme heat bracket. Current forecasts cluster around a warm but not exceptional day: AccuWeather shows a high near 25–27°C, the Met Office has daytime maxima rising to about 29°C, and Yandex points to a mostly clear afternoon around 25°C with light winds and no meaningful rain risk.[1][15][16]
That sits close to Munich’s normal August pattern, where average daytime highs are around 23–25°C and daily highs typically sit in the low-to-mid 20s, with occasional hotter spikes into the high 20s or low 30s.[9][10][12][18] For a market priced at 0% YES, the historical frame matters: this is not a binary about whether Munich can ever reach the upper 20s, but whether the specific airport station prints a number that falls into the market’s chosen temperature band. Forecasts this late in the event window generally carry enough precision to narrow the likely band, but a small change in the afternoon maximum or the exact reporting station can still decide the outcome.[1][15][18]
The main catalysts are the final updated forecasts and any short-lived convective showers or cloud cover that could cap the daytime peak. AccuWeather’s 7 August view currently allows for highs up to 81°F, while the Met Office and Yandex both show warm conditions with limited rain risk, so traders should watch whether later updates converge on the mid-20s or shift towards a hotter afternoon spike.[1][15][16] Because the market resolves from Munich Airport Station on Wunderground, the crucial dependency is the station’s recorded daily maximum rather than the headline city forecast, and a one- or two-degree difference is enough to move the result into a different band.[*]
Methodology
Sports-specific comparison page for Highest temperature in Munich on August 7?. 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.
UK Frequently Asked Questions
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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