Highest temperature in Hong Kong on June 7?

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Market context

Hong Kong's weather on 7 June 2026 will determine the daily maximum temperature recorded by the Hong Kong Observatory. June sits within the city's pre-monsoon season, when thermal conditions intensify ahead of the southwest monsoon's arrival. Historical data shows early June temperatures in Hong Kong typically range between 28–32°C, though extremes occasionally exceed 33°C during heat waves or anomalous pressure patterns.

The 0% crowd probability suggests traders view an exceptionally high reading as implausible for that specific date. However, Hong Kong's June climatology reveals considerable variability year-to-year. The Observatory's records indicate that whilst 35°C+ days are rare in early June, they occur roughly once per decade during the month. The preceding weeks' atmospheric setup—particularly upper-level ridge positioning and sea-surface temperature anomalies in the South China Sea—will be critical determinants of whether conditions favour a notably warm or seasonally typical outcome.

Traders should monitor weather models from late May onwards, particularly ensemble forecasts from the European Centre for Medium-Range Weather Forecasts and the Global Forecast System, which typically show skill 7–10 days ahead. The Hong Kong Observatory's own extended outlook, issued weekly, will provide official guidance on expected temperature ranges. Any significant tropical cyclone activity upstream could suppress temperatures substantially, whilst persistent high-pressure systems would favour above-normal maxima. Settlement depends entirely on the Observatory's published daily extract data, which becomes available after the observation period closes.

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

Where can I trade this market with the lowest fees?

On Champions League Prediction, 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.

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 Champions League Prediction?

Zero. Champions League Prediction 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.