Highest temperature in Beijing on July 6?

Platform comparison

Market context

The underlying event is the peak air temperature recorded at Beijing Capital International Airport on 6 July 2026, measured in degrees Celsius and resolved via Wunderground data. Historical patterns for Beijing in July show daily highs averaging around 31°C (88°F), rarely dropping below 26°C or exceeding 36°C [2]. On 6 July 2023, a southern suburb observatory recorded 40.1°C, indicating that extreme spikes are possible but location-dependent [3]. The current 0% YES probability likely reflects a specific threshold (perhaps 42°C or higher) that exceeds even recent extremes, as China’s highest recorded temperature of 52.2°C occurred in a remote Xinjiang township, not Beijing [1].

Traders approaching this programmatically should monitor real-time wunderground feeds for the ZBAA station and cross-reference with Beijing Meteorological Bureau alerts for heatwave warnings. A key catalyst is the National Climate Centre’s forecast for northern China’s heatwave intensity, which recently flagged July as potentially China’s hottest month since records began in 1961 [8]. Conditional orders could be triggered if temperatures breach 38°C before 12:00 UTC, as humidity levels in July often amplify perceived heat [5]. Recent news confirms China logged 4.1 days above 35°C this year, the highest since 1961, suggesting elevated baseline risk for extreme readings [4]. Programmatic bots should parse Wunderground’s hourly updates and flag deviations from the 31°C average to assess threshold viability.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Highest temperature in Beijing on July 6? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi Fees, which mirrors the Polymarket order book at 0% fees.

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

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi 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 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.

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.