Highest temperature in Seoul on July 1?

Platform comparison

Market context

Seoul will experience its peak summer heat on 1 July 2026, with the Incheon International Airport station expected to record the day’s highest temperature in degrees Celsius. Historical data shows July in Seoul typically averages 30°C (86°F), with highs often reaching 38°C during intense heatwaves, while monsoon rains frequently suppress temperatures in inland areas like Seoul compared to coastal regions [2][4]. The current 0% crowd-implied probability for the “YES” outcome suggests the market leans heavily on the expectation that monsoon conditions will prevent record-breaking highs, a pattern consistent with recent years where July rainfall has capped temperatures below 40°C [2][9].

Traders should monitor the Korea Meteorological Administration’s hourly forecasts for sudden shifts in frontal systems, as these can trigger rapid temperature spikes or suppressions [5][8]. The market is particularly sensitive to declarations from the National Weather Service regarding monsoon intensity, with recent Anadolu Ajansı reports noting South Korea’s highest-ever July temperatures topping 40°C in western cities, though these were coastal exceptions [9]. Key catalysts include scheduled climate briefings in early July and any campaign-finance disclosures related to weather infrastructure projects, which could signal government preparedness for extreme heat events [9]. The market leans on the monsoon’s suppressive effect as its primary catalyst, with traders watching for deviations from typical July rainfall patterns.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page tracks Highest temperature in Seoul on July 1? across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Trump Prediction provide a 0%-fee route into the same order book.

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.

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.

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.