Weather in Casper, WY
Updated 2026-09-26 06:45 local time · ZIP codes 82601, 82604, 82609
Clear
No government weather alerts were returned for this location at the latest update.
Next hours
54°1% rain58°1% rain64°1% rain68°1% rain70°0% rain72°0% rain74°1% rain75°1% rain76°1% rain75°1% rain75°1% rain73°1% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 1%).
It feels like 48°F with winds near 9 mph.
64°F, 1% rain chance and 11 mph wind.
Visibility is around 6 mi; gusts may reach 26 mph.
Current temperature is 54°F, wind 9 mph, rain chance up to 1%.
UV index is 0.
Local weather characteristics in Casper
Wyoming is generally dry, windy and high-elevation. Mountain weather can change quickly, with colder temperatures and heavier snow than nearby basins and plains.
Casper is part of the West weather region. The forecast point is near 42.87°N latitude and 106.31°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Casper weather today
Clear and 54°F in Casper, WY. Today's high is 76°F with a 1% rain chance. Winds are around 9 mph with gusts near 15 mph. Relative humidity is 38%, pressure is 29.89 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Casper
Sunrise is at 06:57 AM and sunset is at 06:56 PM. Tomorrow's forecast calls for Overcast with a high near 76°F and a low near 57°F. The maximum rain chance is 17%.