Highest temperature in Paris on July 20?

Platform comparison

Market context

Paris-Le Bourget Airport is expected to record a peak temperature of 24°C on 20 July 2026, a figure that aligns with typical mid-summer averages for the region rather than extreme heatwave conditions. The prediction market currently assigns a 100% probability to this specific outcome, while the crowd-implied probability for any alternative range, including the 0% YES figure for unlisted extremes, reflects a consensus that temperatures will remain within standard seasonal bounds. This tight consensus mirrors how weather markets often stabilise once historical climatological data for a specific station and date is factored in, leaving little room for speculative deviation.

Historical precedent for Paris summer temperatures shows that July 20 rarely produces outliers above 28°C unless a major Atlantic heat dome is active, a scenario not currently forecasted for 2026. Comparable weather prediction markets on platforms like Polymarket have frequently resolved to the most statistically probable median temperature when no significant meteorological anomalies are present, reinforcing the reliability of the current 24°C frontrunner. The lack of volatility in the market suggests traders are treating this as a low-risk event anchored in established climatic patterns rather than a speculative gamble on extreme weather.

Traders should monitor the European Centre for Medium-Range Weather Forecasts (ECMWF) for any sudden updates on high-pressure systems moving over France in the coming weeks, as these could shift the temperature range. While no specific announcements are pending, the settlement window ending on 20 July 2026 at 12:00 UTC means the final resolution depends entirely on the Wunderground record for Paris-Le Bourget, which is the definitive source. Any deviation from the 24°C expectation would likely stem from an unforecasted heatwave, but current models do not support such a shift.

Sources: 1

Methodology

Entertainment-specific comparison page for Highest temperature in Paris on July 20?. 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

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.

Who can trade Eurovision markets?

Polymarket is globally accessible but geo-blocked in select jurisdictions — traders there use broker frontends with a different geo footprint to reach the order book. Eurovision markets have strong European liquidity; German/Austrian/Swiss flow often drives consensus.

How are reality-TV outcomes verified?

UMA Oracle uses the official show website or producer statement as the resolution source. Very narrowly defined markets (e.g. "Will X be voted off the island?") rely on the official show notes.

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.