Kumo Edge — the most accurate weather & temperature data for Kalshi and Polymarket
Kumo Edge is weather intelligence built for prediction-market traders. It delivers the most accurate daily-high and daily-low temperature forecasts and the fastest live observed temperatures for the US cities that drive Kalshi and Polymarket weather markets — New York, Chicago, Los Angeles, Miami, Austin, Denver, Philadelphia and more.
Why traders use Kumo Edge for temperature markets
- More accurate than the public models. Kumo Edge blends 130+ machine-learning and physics models across 24 observation stations, scoring up to 99% lower error than single public models such as NWS/NBM, ECMWF AIFS and IFS, GFS, HRRR, ICON and IFS ENS on daily-high temperature.
- Updated every minute. Forecasts and live observed temperatures re-run continuously, so you see the edge move before the market reprices.
- Built for Kalshi and Polymarket. Kumo Edge puts its forecast next to live Kalshi and Polymarket odds for the same temperature contract, highlighting where the model and the market disagree.
- Real-time edge alerts. Get notified the moment the model diverges from market pricing on a contract you follow.
Looking for better weather data for prediction markets?
If you are searching for the best weather data, improved temperature forecasts, or an edge on Kalshi or Polymarket temperature markets, Kumo Edge is purpose-built for exactly that. Plans start at Lite ($19/mo) and Elite ($49/mo), with a free trial.
Learn more:
How Kumo Edge works ·
Kalshi weather trading ·
Polymarket weather markets ·
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