Highest temperature in Shenzhen on June 7?

Platform comparison

Active sub-markets

Market context

Shenzhen's early June weather will determine the settlement of this market, with the highest temperature recorded at Bao'an International Airport on 7 June 2026 falling into one of several defined ranges. The 0% crowd probability suggests traders are either absent from this particular contract or have collectively priced in extreme confidence in a specific outcome—a pattern worth scrutinising given that Shenzhen's June temperatures typically cluster between 28–35°C, with occasional peaks above 36°C during heat waves.

Historical June data from Bao'an station shows considerable year-to-year variance. In 2023, the highest June temperature reached 35.8°C; in 2024, it climbed to 37.2°C. This volatility means the market's current odds distribution across temperature bands should reflect genuine uncertainty rather than consensus. Kalshi's strict settlement protocols and Betfair's decimal-odds presentation would frame this differently than Polymarket's implied-probability display, though all three platforms source from identical meteorological records. The choice between platforms hinges partly on fee structure—Kalshi's regulatory oversight versus Polymarket's broader liquidity—when trading weather contracts with tight settlement windows.

Traders should monitor the China Meteorological Administration's forecasts as June approaches, particularly any alerts for subtropical high-pressure systems that typically drive temperatures upward in southern Guangdong. The settlement window closes at 12:00 UTC on 7 June, meaning local Shenzhen time (UTC+8) observations must be converted carefully. Wunderground's historical data for this station is publicly accessible, reducing settlement disputes, though traders should verify the exact station coordinates match Bao'an International Airport's official weather monitoring point.

Methodology

This page compares Highest temperature in Shenzhen on June 7? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to Polymarket Alternative UK, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). Polymarket Alternative UK routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Alternative 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.

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 does it cost to trade on Polymarket Alternative UK?

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

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.