Highest temperature in Madrid on July 22?

Platform comparison

Market context

Madrid is set for a hot afternoon, and the live question is whether the airport station’s peak ends up in the **39°C** band or nudges higher. The market’s crowd still leans to 39°C at 77%, with 40°C priced at 21%, which fits the day’s forecast in local reporting that calls for a **39°C maximum**, no rain, and only light cloud cover. [1][2]

That pricing is consistent with how Madrid often resolves in midsummer when forecasts sit on the cusp between adjacent bins: a one-degree miss can flip the market, but the base case is still a very warm day rather than an outlier spike. Comparable coverage for 22 July describes mostly clear conditions and a hot, stable setup, which tends to support highs near the forecast rather than sharp intraday swings. [2][3]

The main catalyst is whether afternoon heating at Adolfo Suárez Madrid-Barajas Airport runs a touch above model expectations, since the settlement source is the station’s recorded daily high rather than a citywide average. Traders should watch for any updated Spanish or airport-area forecasts, plus whether the broader Iberian heat pattern holds through the afternoon; recent weather coverage has described central Spain, including Madrid, in a 37-41°C range during this spell, leaving 39°C as the obvious anchor but not ruling out 40°C if conditions stay cloud-light and dry. [2][4]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Sports-specific comparison page for Highest temperature in Madrid on July 22?. 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

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