Highest temperature in Paris on June 22?

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Active sub-markets

Market context

Paris is in the middle of a severe late-June heatwave, and the key question for settlement is the **daily maximum** at Paris-Le Bourget Airport rather than the citywide average. Recent reporting said temperatures across Paris and Île-de-France were expected to run well into the high 30s Celsius, with some forecasts even pointing to around 40°C in the first half of the week, so the market is pricing the *range* of the eventual peak rather than whether hot weather occurs at all.[1][3]

That makes the current **0% YES** crowd view look more like a structural pricing gap than a neutral read on the weather. Comparable heatwave markets tend to move sharply once ensemble forecasts converge on a specific maximum, because a one- or two-degree shift can flip the settled band; in this case, the reference station and the day-specific maximum matter more than broader Paris headlines.[1][2] From a regulatory angle, German **GlüStV** issues are about whether access to the market is treated as gambling-adjacent under German law, while the **US CFTC** angle is the separate question of whether event contracts on weather outcomes could attract US derivatives scrutiny depending on venue and user location.

For accessibility, “**no-KYC up to $1,500**” means a trader can usually participate without completing identity checks until cumulative activity crosses that threshold, but it does not remove geoblocking, sanctions screening, or jurisdiction limits. The practical catalysts now are the final warm-sector/sea-breeze timing in Paris, any official heat warnings, and the observed reading set at Paris-Le Bourget before the market’s settlement window closes at 12:00 UTC, since that airport station is the sole resolution source.[1][3]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket KYC UK, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket KYC UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket KYC UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket KYC UK triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.