Highest temperature in Shenzhen on June 7?

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Market context

Shenzhen's early June weather pattern is entering its pre-monsoon transition phase, with atmospheric moisture increasing as the South China Sea warms ahead of the summer monsoon onset. The 0% crowd probability reflects genuine uncertainty about which temperature band will capture the daily high on 7 June 2026, rather than confidence in any particular outcome. Historical data from Shenzhen Bao'an International Airport shows June highs typically range between 28–33°C, with occasional excursions toward 34–35°C during particularly intense heat events. The 2015–2024 decade saw three instances of temperatures exceeding 34°C in early June, suggesting the upper ranges remain plausible though not dominant.

The key variable shaping June 7th's outcome is the position and intensity of the Pacific subtropical high-pressure system relative to southern China. If the high retreats northward as climatologically expected, onshore southwesterly flow will dominate, capping temperatures through increased cloud cover and convective activity. Conversely, if a ridge extends westward or a transient anticyclone stalls over the region, clear skies and reduced wind speeds could drive temperatures into the 32–34°C band. Traders should monitor China Meteorological Administration forecasts released 7–10 days prior to settlement, which typically show skill in predicting synoptic-scale patterns at this lead time. Sea surface temperatures in the northern South China Sea, currently running 1–2°C above the 1991–2020 baseline, provide additional thermal fuel for any developing heat event.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

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On Prediction Today, 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.

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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 Prediction Today?

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