Casper, Wyoming Weather:
Sunday, December 20, 2026
Cloudy Weather
Day 32°
Night 19°
Precipitation 1 %
Wind 8 mph
Weather Forecast History
Last Year's Weather on This Day (December 20, 2025)
Cloudy Weather

Day

39°

Night

28°

Wind

6 mph

UV Index

2

Precipitation

25 %