Highest temperature in Hong Kong on July 11?

Platform comparison

Market context

Hong Kong faces a typical midsummer heatwave on 11 July 2026, with forecasts pointing to a maximum temperature between 32°C and 35°C driven by seasonal warming trends and the influence of Tropical Cyclone Bavi moving nearby[1][3]. The Hong Kong Observatory expects normal to above-normal temperatures for July through September, reflecting a long-term increasing trend under climate warming[4]. Current market pricing shows a 0% implied probability for the YES outcome, which appears inconsistent with forecast data suggesting high temperatures are likely, though the market may be misinterpreting the specific resolution criteria or awaiting final data publication[1].

Historical records confirm that July and August are Hong Kong’s hottest months, with average temperatures around 32°C and daily highs frequently reaching 34°C or 35°C in urban areas[5][10]. Comparable cases from recent summers show that temperatures exceeding 34°C are common during this period, making the current 0% probability for any high-temperature outcome statistically anomalous against established climatic patterns[2][5]. Traders should note that the market’s frontrunner is 34°C at 40%, followed by 35°C at 27%, indicating collective belief in these ranges rather than a low-temperature scenario[1].

The primary catalyst to watch is the finalisation of the Hong Kong Observatory’s "Daily Extract" data for 11 July, which will determine the market’s resolution once published[1]. Traders must monitor real-time updates from the Observatory’s 9-day forecast bulletin, particularly regarding Tropical Cyclone Bavi’s trajectory, as its proximity could suppress or intensify peak temperatures[3]. No political debates, campaign disclosures, or scheduled declarations influence this weather event; the market leans entirely on meteorological data dependencies and the official release timeline from the Hong Kong Observatory[1][3].

Sources: 1 · 2 · 3 · 4 · 5

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 July 11? 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

What resolution source is used for elections?

Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.

Can prediction markets influence election outcomes?

Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.

How fast do political markets react to news?

High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.

Are political prediction markets legal in my country?

It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.

Why do Polymarket and Kalshi differ on elections?

Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.