Highest temperature in Seoul on May 31?

“Highest temperature in Seoul on May 31?” is a weather prediction market forecasting the highest recorded temperature at Incheon Intl Airport Station in South Korea on 31 May 2026. The market will resolve to the temperature range that contains the day’s maximum reading, using Wunderground as the resolution source and whole-degree Celsius precision. Because the market cannot settle until the first data point for 1 June 2026 is published, traders are pricing the outcome before the daily record is finalized. Current market probability is about 5%, suggesting the market expects a relatively cool result rather than an unusually high temperature. As a recurring weather event, it draws attention to how market sentiment changes with updated forecasts, seasonal conditions, and short-term temperature expectations. The forecasted outcome is straightforward: which Celsius range will contain the day’s peak temperature in Seoul’s broader metro area, based on the official resolution rules. For prediction market participants, this event combines weather forecasting, event prediction, and odds-based pricing around a single date-specific temperature outcome.