Casper 7-day weather forecast

Written by:
March 23, 2026
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Casper 7-day weather forecast

Stacker created the forecast for Casper, Wyoming using data from OpenWeather. This week's high is 101 °F on Saturday, while the low is 67 °F on Tuesday. There are expected to be 4 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, July 20

- High of 99 °F, low of 72 °F (17% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (12 UV index)
- Strong breeze (25 mph wind)
- Sunrise at 5:44 AM, sunset at 8:38 PM
1 / 6
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Tuesday, July 21

- High of 95 °F, low of 67 °F (21% humidity)
- Partly sunny with a 91% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Fresh breeze (24 mph wind)
- Sunrise at 5:45 AM, sunset at 8:37 PM
- First quarter moon
2 / 6
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Wednesday, July 22

- High of 92 °F, low of 70 °F (25% humidity)
- Mostly cloudy with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:46 AM, sunset at 8:36 PM
3 / 6
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Thursday, July 23

- High of 83 °F, low of 67 °F (45% humidity)
- Mostly cloudy with a 100% chance of rain (4 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:47 AM, sunset at 8:35 PM
4 / 6
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Friday, July 24

- High of 98 °F, low of 69 °F (17% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:48 AM, sunset at 8:34 PM
5 / 6
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Saturday, July 25

- High of 101 °F, low of 69 °F (17% humidity)
- Sunny with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 5:49 AM, sunset at 8:33 PM
6 / 6
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Sunday, July 26

- High of 97 °F, low of 72 °F (19% humidity)
- Sunny with a 80% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:50 AM, sunset at 8:33 PM

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