Highest temperature in Munich on August 1?

Platform comparison

Market context

Munich Airport is unlikely to post a very hot reading for 1 August, because the market settles on the day’s *maximum* temperature and Munich’s August climate is usually mild rather than extreme. Typical August highs are around 24–24.5°C, with averages in the mid-70s Fahrenheit and daily highs commonly ranging from about 21°C to 27°C; recent August forecasts for Munich also sit mostly in the high teens to mid-20s Celsius, with only a limited chance of breaking into the low 30s.[1][3][5][13] That makes the crowd-implied 1% YES on a high threshold broadly consistent with the climatology: very hot outcomes do happen, but they are materially less common than mid-20s Celsius readings.[6][9]

Comparable August records show why traders should separate “warm summer day” from “market-moving heat.” Munich’s historic August record high is about 38°C, but that is an outlier against a much lower long-run August average, and even Munich-Maxvorstadt’s recent monthly maxima have generally stayed well below the mid-30s except in hotter years.[2][8][9] Cross-platform pricing should therefore be read against the live forecast rather than the seasonal average alone: if sportsbook or forecast-market lines are clustering around the mid-20s Celsius, that would support a low probability on the upper temperature buckets; if later updates start showing 30°C-plus daytime highs, the implied odds on the hotter bins would need to rise quickly.[1][3][5]

The main catalysts are the same ones that move any city-temperature contract: the latest hourly forecast trend, cloud cover and precipitation timing, and whether a warm continental air mass reaches southern Germany before midday, since the settlement window closes at 12:00 UTC and the market resolves to the day’s highest reading at Munich Airport Station.[1][13][14] A trader should watch late model runs and same-day forecast updates for any shift in the expected peak temperature, because Munich can run cooler than surrounding inland German cities but still spike if sunshine arrives early and convection holds off until later in the day.[13][14]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Highest temperature in Munich on August 1? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.