Highest temperature in Seoul on June 7?

Platform comparison

Active sub-markets

Market context

Seoul's weather on 7 June 2026 will be measured at Incheon International Airport, with the settlement hinging on the single highest temperature recorded across all daylight and evening hours that day. Early summer in the Korean peninsula typically sits between 22–28°C, though heat waves can push readings substantially higher. The 0% crowd probability suggests traders are either uncertain about the exact threshold bands available or are hedging against outlier heat conditions.

Historical June data from Incheon shows the airport station regularly records highs in the mid-to-high 20s Celsius, with occasional spikes into the low 30s during early-summer heat waves. The past five years have seen June peaks ranging from 24°C to 31°C depending on synoptic patterns. A significant warm anomaly would require either an established high-pressure system or warm air advection from the south—conditions that do occur but are not the seasonal norm for early June.

Traders should monitor long-range weather forecasts from mid-May onwards, particularly outputs from the Korea Meteorological Administration and international ensemble models showing pressure patterns for the first week of June. Any developing ridge of high pressure over East Asia in the weeks preceding settlement would signal elevated temperature risk. Cloud cover and precipitation timing on the day itself will also matter; clear skies favour higher maxima, whilst monsoon moisture or frontal systems could suppress readings considerably.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Champions League Prediction, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Champions League Prediction triggers a quick verification flow that finishes in minutes.