
ESOlex // Shutterstock
Casper 7-day weather forecast
Stacker created the forecast for Casper, Wyoming using data from OpenWeather. This week's high is 98 °F on Sunday, while the low is 60 °F on Monday. There are expected to be 5 sunny days and rain on 3 days this week.
NWS Riverton WY has issued a red flag warning until Tuesday at 08:00 PM.
Monday, July 21
- High of 97 °F, low of 60 °F (12% humidity)- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Strong breeze (26 mph wind)
- Sunrise at 5:45 AM, sunset at 8:37 PM
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1 / 6
liseykina // Shutterstock
Tuesday, July 22
- High of 93 °F, low of 68 °F (14% humidity)
- Fair with a 0% chance 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
- Fair with a 0% chance 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

2 / 6
Leszek Glasner // Shutterstock
Wednesday, July 23
- High of 86 °F, low of 61 °F (31% humidity)
- Sunny with a 61% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 5:47 AM, sunset at 8:35 PM
- Sunny with a 61% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 5:47 AM, sunset at 8:35 PM

3 / 6
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Thursday, July 24
- High of 92 °F, low of 62 °F (24% humidity)
- Sunny with a 79% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:48 AM, sunset at 8:34 PM
- New moon
- Sunny with a 79% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:48 AM, sunset at 8:34 PM
- New moon

4 / 6
South12th Photography // Shutterstock
Friday, July 25
- High of 94 °F, low of 66 °F (12% humidity)
- Partly cloudy with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:49 AM, sunset at 8:33 PM
- Partly cloudy with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:49 AM, sunset at 8:33 PM

5 / 6
Leena Robinson // Shutterstock
Saturday, July 26
- High of 96 °F, low of 67 °F (8% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:50 AM, sunset at 8:32 PM
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:50 AM, sunset at 8:32 PM
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6 / 6
cooperr // Shutterstock
Sunday, July 27
- High of 98 °F, low of 73 °F (8% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:51 AM, sunset at 8:31 PM
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:51 AM, sunset at 8:31 PM