Wyoming lightning map
Wyoming's high plains and mountains fire off afternoon thunderstorms in summer, often with gusty winds, hail and frequent cloud-to-ground lightning.
Cities in Wyoming
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Frequently asked
How many thunderstorm days does Wyoming get?
Wyoming averages about 32 thunderstorm days a year, versus a US average near 25. Activity peaks June–August.
When is thunderstorm season in Wyoming?
Lightning is most frequent June–August in Wyoming.