Casper 7-day weather forecast

Written by:
December 8, 2025
ESOlex // Shutterstock

Casper 7-day weather forecast

Stacker created the forecast for Casper, Wyoming using data from OpenWeather. This week's high is 53 °F on Thursday, while the low is 16 °F on Friday. There is expected to be 1 sunny day and snow on 2 days this week.

NWS Riverton WY has issued a high wind watch until Thursday at 05:00 AM.

Monday, December 8

- High of 47 °F, low of 36 °F (61% humidity)
- Fair with a 0% chance of rain
- Fresh breeze (22 mph wind)
- Sunrise at 7:23 AM, sunset at 4:31 PM
1 / 6
John Cartwright // Shutterstock

Tuesday, December 9

- High of 49 °F, low of 29 °F (57% humidity)
- Overcast with a 0% chance of rain
- Strong breeze (30 mph wind)
- Sunrise at 7:24 AM, sunset at 4:31 PM
2 / 6
Gary Whitton // Shutterstock

Wednesday, December 10

- High of 51 °F, low of 31 °F (63% humidity)
- Mostly cloudy with a 0% chance of rain
- Strong breeze (26 mph wind)
- Sunrise at 7:25 AM, sunset at 4:31 PM
3 / 6
Leonid Ikan // Shutterstock

Thursday, December 11

- High of 53 °F, low of 19 °F (55% humidity)
- Partly sunny with a 28% chance of snow (0 mm of snow)
- Strong breeze (27 mph wind)
- Sunrise at 7:26 AM, sunset at 4:31 PM
- Last quarter moon
4 / 6
Hellame // Shutterstock

Friday, December 12

- High of 49 °F, low of 16 °F (76% humidity)
- Overcast with a 100% chance of snow (1 mm of snow)
- Fresh breeze (19 mph wind)
- Sunrise at 7:27 AM, sunset at 4:31 PM
5 / 6
Gaschwald // Shutterstock

Saturday, December 13

- High of 50 °F, low of 38 °F (45% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate breeze (18 mph wind)
- Sunrise at 7:28 AM, sunset at 4:31 PM
6 / 6
Alex Stemmer // Shutterstock

Sunday, December 14

- High of 51 °F, low of 37 °F (31% humidity)
- Overcast with a 0% chance of rain
- Moderate breeze (18 mph wind)
- Sunrise at 7:28 AM, sunset at 4:31 PM

Trending Now