Highest temperature in Shenzhen on June 7?

Platform comparison

Active sub-markets

Market context

Shenzhen will experience early summer conditions on 7 June 2026, with the market resolving to whichever temperature band captures the daily high recorded at Bao'an International Airport Station. June sits within Shenzhen's pre-monsoon period, when daytime highs typically range between 28–34 °C, though heat waves can push readings several degrees higher. The settlement mechanism relies on Wunderground's historical weather database, which aggregates official station data throughout the calendar day until the 12:00 UTC cutoff.

Historical June temperatures at Shenzhen Bao'an show considerable year-to-year variance. Between 2015 and 2024, daily highs on comparable dates ranged from 26 °C during cooler, cloud-laden spells to 36 °C during anomalous heat events. The current 0% crowd probability suggests traders are either awaiting forecast data closer to the settlement date or treating the market as illiquid pending clearer atmospheric patterns. Comparable Asian airport weather markets typically see meaningful probability shifts only when meteorological agencies issue formal advisories or when satellite data becomes available within 72 hours of the event.

Traders should monitor the China Meteorological Administration's June forecasts and any tropical cyclone activity tracking towards the Pearl River Delta, which can suppress temperatures or introduce precipitation. Wunderground's historical records for Bao'an are publicly accessible and regularly updated; discrepancies between sources are rare but should be verified against official CMA releases. The market's accessibility depends on jurisdictional KYC thresholds—under German GlüStV and US CFTC guidance, weather derivatives under $1,500 notional often fall outside mandatory registration, though UK-domiciled traders should confirm FCA classification for their specific position size.

Methodology

We track Highest temperature in Shenzhen on June 7? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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

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 it cost to trade on Polymarket Legal UK?

Zero. Polymarket Legal UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Legal 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.