TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: May 30, 8:00 AM EST
Polymarket
This market tracks what the highest temperature will reach in Jeddah on May 30, 2026, measured in degrees Celsius at the King Abdulaziz International Airport Station. On Polymarket, the leading outcome—a high of 35°C—stands at 27.5%, while a high of 34°C holds 21.5% probability. Resolution will be determined by historical weather data from Weather Underground. Watch for late-May weather pattern forecasts and regional heat anomalies as May 30, 2026 approaches to gauge whether Jeddah will experience typical late-spring temperatures or exceed seasonal norms.
Prediction market odds on Polymarket reflect real-money trader expectations, which often incorporate meteorological forecasts, historical climate data, and seasonal patterns for Jeddah in late May. Professional weather analysts typically issue deterministic point forecasts or narrow ranges, while prediction markets express probabilities across multiple temperature outcomes. The market-derived odds tend to aggregate diverse information sources and trader expertise. Comparing Polymarket probabilities to published forecasts from meteorological agencies can reveal whether traders are pricing in higher uncertainty, seasonal anomalies, or recent climate trends that analysts may weight differently.
The Highest temperature in Jeddah on May 30 market resolves on May 30, 2026. Resolution is determined by the actual highest temperature recorded in Jeddah on that date. The market will settle once official temperature data is confirmed, establishing which outcome occurred and distributing winnings to traders who held the correct shares. Until that moment, prices remain active and traders can continue to adjust positions based on updated weather forecasts and real-time conditions.
Several factors could shift odds on this market before May 30, 2026. Updated weather forecasts from meteorological agencies may predict cooler or hotter conditions, prompting traders to reposition. Seasonal climate anomalies, such as unusual wind patterns or atmospheric pressure systems affecting the Arabian Peninsula, could alter expectations. Historical temperature records for late May in Jeddah serve as a baseline; any new data suggesting deviation from the norm may trigger trading activity. As May 30 approaches, real-time weather models become more precise, typically reducing uncertainty and concentrating prices around the most likely outcome.