Highest temperature in Hong Kong on June 7?

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Market context

Hong Kong's highest temperature on 7 June 2026 will be measured by the Hong Kong Observatory and recorded to one decimal place in Celsius. The settlement window closes at midday UTC on that date, though resolution cannot occur until the Observatory publishes its Daily Extract with the absolute daily maximum temperature for the specified date.

Historical temperature records for Hong Kong in early June show considerable variation. The 30-year average daily maximum for early June sits around 31–32°C, though individual days frequently exceed 33°C during the pre-monsoon season. The Observatory's records indicate June extremes ranging from lows near 28°C to highs exceeding 36°C, depending on whether tropical systems approach the region. The current 0% crowd-implied probability suggests the market may be awaiting clarification on which temperature bands are available for settlement, or reflects sparse early trading activity typical of weather markets set far in advance.

Traders monitoring this contract should track the Asian summer monsoon onset timing and any tropical cyclone activity forecast for early June 2026. The Hong Kong Observatory issues seasonal outlooks typically in May, which will provide guidance on whether June temperatures are expected to trend above or below the 30-year normal. Real-time catalysts include the Observatory's daily forecasts issued in the week preceding 7 June, which will narrow uncertainty bands considerably. Cross-platform comparison data remains limited given the settlement date's distance; sportsbooks do not typically offer weather derivatives at this granularity, leaving prediction markets as the primary pricing mechanism for this outcome.

Methodology

This page reviews Highest temperature in Hong Kong on June 7? 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 Best Prediction Markets — 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

Is this market available outside the US?

Best Prediction Markets 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.

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 Best Prediction Markets?

Zero. Best Prediction Markets 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, Best Prediction Markets 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.