Highest temperature in Tokyo on July 16?

Platform comparison

Market context

Tokyo is experiencing its first officially recorded “extremely hot day” of the 2026 summer, with maximum temperatures hitting 35°C on 14 July at the Haneda Airport station, setting a stark baseline for the 16 July forecast [4]. This early heat spike suggests the atmosphere is primed for sustained high temperatures, yet the market currently assigns 0% probability to any outcome above the baseline, a divergence that contradicts the immediate thermal trend.

Historical July data for Tokyo shows peak temperatures typically cluster between 33°C and 35°C, with 33°C being the most frequent high in the last decade [1]. The current frontrunner in the broader market is 33°C at 40%, followed by 34°C at 28%, indicating that traders expect a slight cooling from the 14 July record but not a return to average summer lows [1]. The 0% YES probability likely reflects a mispricing of the immediate heatwave momentum rather than a genuine expectation of cold conditions.

Traders should monitor the 11 AM to 6 PM peak window, when temperatures in Tokyo typically reach their maximum, and watch for any official meteorological updates from the Japan Meteorological Agency regarding heat advisories [3]. While no political debates or campaign disclosures directly influence weather, the timing coincides with heightened parliamentary activity, where Prime Minister Sanae Takaichi’s recent absence from sessions has drawn public criticism, potentially affecting local media coverage of extreme heat events [4]. The market is leaning on the immediate thermal catalyst of the 14 July record rather than long-term seasonal averages.

Sources: 1 · 2 · 3 · 4

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 Tokyo on July 16? 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

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.

Which platform has the deepest political liquidity?

Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.

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.

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.

Which political events have the biggest volume?

US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.