Highest temperature in London on August 10?

Platform comparison

Market context

London City Airport’s top reading on 10 August will be decided by the **highest value in Weather Underground’s Daily Observations table**, not the site’s summary high-and-low box, so late updates inside the settlement window can still matter if they appear before the next day’s first datapoint. With the market currently pricing **0% for YES** and a crowd split elsewhere, the implied view is that traders see the relevant temperature band as already effectively locked in rather than waiting for a surprise spike.

For context, London’s August heat profile is capable of producing very warm afternoons, but the station history matters more than citywide headlines. London’s record August maximum is far above normal summer conditions, with TORRO listing **37.9°C at Heathrow** and **38.1°C at Kew Gardens** on 10 August 2003, while the broader UK August record is **38.5°C at Faversham** on the same day.[8][5][7] More recent London summers have also seen substantial heat, including **36.4°C at Heathrow** on 7 August 2020 and **34.9°C in West Sussex** during the 2022 heatwaves, showing that late-summer surges are plausible even if not typical.[11][17]

The near-term catalysts are straightforward: the temperature path into the afternoon, any revisions to the airport station feed, and whether the final Daily Observations entry is published before the next date rolls over in Wunderground’s history page.[1] Recent forecast coverage pointed to **sunny intervals** and a high of about **27°C** in London, with warmer conditions building later in the week rather than peaking immediately, which would leave only a modest chance of a materially higher station maximum than the consensus band.[13][3]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Football-specific comparison page for Highest temperature in London on August 10?. 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.

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.

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.

Can I trade Premier League prediction markets from the UK?

Yes. Polymarket has Premier League outcome markets (title winner, relegation, top scorer). For UK traders wanting GBP settlement and UKGC protection, Betfair Exchange and Smarkets offer Premier League futures and match markets. Betfair is the deepest liquidity venue for UK football exchange markets.