Highest temperature in Amsterdam on August 15?

Platform comparison

Market context

Amsterdam's maximum temperature on 15 August 2026 will be measured at the airport's official weather station and resolved against the granular Daily Observations dataset on Weather Underground, rather than the rounded summary figures that often appear in casual forecasts. The settlement window closes at noon UTC on that date, meaning the highest reading recorded up to that point determines the outcome.

Historical August temperatures in Amsterdam cluster around 20–23°C, though extremes have reached 30°C during heatwaves. The 0% crowd probability suggests traders are either uncertain about the specific threshold being tested or expect the market's upper bands to sit well above typical summer conditions. Comparable weather markets on prediction platforms have shown that public confidence in temperature ranges often underestimates tail-risk events; the 2022 European heatwave saw several August records broken across the Netherlands, establishing precedent for anomalous highs that casual forecasters miss.

The key variable is whether August 2026 aligns with broader climate patterns or repeats recent volatility. The European Centre for Medium-Range Weather Forecasts (ECMWF) typically releases 15-day outlooks roughly two weeks before the settlement date, providing the most actionable catalyst for position shifts. Traders should monitor late July and early August seasonal forecasts from national meteorological institutes, which often signal whether Atlantic weather systems will drive cooler maritime air into the region or whether continental high-pressure systems will establish themselves over northern Europe. Real-time station data becomes decisive in the final 48 hours.

Methodology

Entertainment-specific comparison page for Highest temperature in Amsterdam on August 15?. Polymarket's live quote (Polygon order book) shows the award probability. For awards markets, Polymarket usually has the deepest liquidity; Betfair runs comparable markets for Oscars/Emmys; Manifold for Eurovision.

Resolution & payout

Entertainment markets settle on official award ceremony or show end. Polymarket uses UMA Optimistic Oracle with a source URL to the official award website. Two-hour dispute window, then smart-contract payout in USDC.

FAQ

Which entertainment markets are available?

Oscars / Academy Awards (Best Picture, Best Director, Best Actor/Actress), Eurovision Song Contest, Emmy Awards, Grammy Awards, Golden Globes, plus reality-TV outcomes (Bachelor, Survivor). Volume usually sits in the five- to six-figure range per market.

When do award markets resolve?

After the official announcement — e.g. Oscars ceremony end for Academy Awards markets, Eurovision final end for ESC markets. UMA Optimistic Oracle typically uses the official award website as the resolution source.

How accurate are award predictions?

Variable. Industry-predictable awards (Oscar Best Picture) have high market accuracy (Brier ~0.15). Reality-TV outcomes with small markets carry more noise. Eurovision is notorious for market upsets due to bloc voting.

What was the top Oscar 2025 market?

Best Picture, with ~$2.8M volume on Polymarket. "Anora" started as an underdog at ~8% and closed at ~62% before the ceremony — the biggest single Oscar market swing since 2019.

Is entertainment trading worth the effort?

Niche, but lucrative for experts. Award markets have fewer informed traders than political markets; combining industry expertise (film, music) with active research often surfaces mispricings. Volume cap: large bets move the market.