Highest temperature in Shenzhen on June 1?

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Market context

On 1 June 2026, Shenzhen will record its highest daily temperature at Bao'an International Airport Station, with the actual reading settling into one of several defined ranges in Celsius. The market currently shows 0% implied probability across all temperature brackets, suggesting either extreme uncertainty amongst traders or insufficient liquidity to establish consensus pricing. Settlement hinges on Wunderground's historical weather database for that specific station and date, with the resolution window closing at midday UTC on the day itself—a tight window that leaves minimal room for post-event trading adjustments once the temperature is recorded.

Shenzhen's June climate sits firmly within the early summer monsoon transition period. Historical data from the past decade shows June highs typically ranging between 28°C and 34°C, with occasional peaks above 35°C during heat waves. The 0% reading across all brackets likely reflects the market's nascent stage rather than genuine disagreement about whether temperatures will fall within normal seasonal bounds. Comparable weather markets on Polymarket have shown similar flat probability distributions at inception, with meaningful price discovery emerging only as the event date approaches and traders begin positioning conditional token holdings on Polygon.

The key variable traders should monitor is the East Asian summer monsoon's onset timing and intensity. The China Meteorological Administration typically issues monthly forecasts in late May that could shift trader expectations materially. Additionally, any significant high-pressure system stalling over southern China in late May would push temperatures upward, whilst tropical cyclone activity in the South China Sea could suppress highs through cloud cover and precipitation. Real-time USDC settlement mechanics mean traders holding winning conditional tokens will see immediate liquidity once Wunderground publishes the final figure.

Methodology

This page reviews Highest temperature in Shenzhen on June 1? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Kalshi UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 Kalshi 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?

Kalshi 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.

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.

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.