Highest temperature in Hong Kong on June 17?

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Active sub-markets

Market context

The Hong Kong Observatory will record the highest temperature in degrees Celsius on 17 June 2026, with settlement determined by the official daily maximum reading published in their Daily Extract dataset. The market currently shows 0% probability across all temperature ranges, indicating either insufficient trader participation or genuine uncertainty about which bracket will ultimately contain the recorded figure.

Hong Kong's June temperatures are well-documented through decades of Observatory records. Historical data shows June daily maxima typically range between 29°C and 34°C, with occasional peaks above 35°C during heat waves. The 1967 record for June stands at 36.3°C, whilst more recent decades show clustering around 31–33°C as the modal range. These historical patterns provide the empirical foundation for assessing which temperature brackets represent realistic outcomes versus outliers. The absence of crowd probability allocation suggests traders may be awaiting clarity on seasonal forecasts or waiting for nearer-term weather models to inform positioning.

Traders should monitor the Hong Kong Observatory's seasonal outlook releases and any tropical cyclone activity forecasts in the weeks preceding mid-June 2026, as both influence temperature trajectories. The El Niño/La Niña status and broader Pacific climate patterns typically shape June conditions across the region. Real-time weather models become more reliable within two weeks of the settlement date, which may trigger initial market activity. The Observatory publishes its Daily Extract data with a lag of several days, meaning final resolution cannot occur until after 17 June when the official reading is confirmed and made publicly available.

Methodology

Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Highest temperature in Hong Kong on June 17? plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.

Resolution & payout

For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.

FAQ

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