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 86 °F on Saturday, while the low is 42 °F on Thursday. There are expected to be 5 sunny days and rain on 2 days this week.

NWS Riverton WY has issued a fire weather watch until Thursday at 08:00 PM.

Monday, June 8

- High of 84 °F, low of 48 °F (18% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 5:27 AM, sunset at 8:42 PM
- Last quarter moon
1 / 6
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Tuesday, June 9

- High of 76 °F, low of 55 °F (21% humidity)
- Overcast with a 24% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gale (39 mph wind)
- Sunrise at 5:26 AM, sunset at 8:42 PM
2 / 6
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Wednesday, June 10

- High of 72 °F, low of 50 °F (14% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Strong breeze (30 mph wind)
- Sunrise at 5:26 AM, sunset at 8:43 PM
3 / 6
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Thursday, June 11

- High of 68 °F, low of 42 °F (27% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:26 AM, sunset at 8:43 PM
4 / 6
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Friday, June 12

- High of 80 °F, low of 47 °F (18% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:26 AM, sunset at 8:44 PM
5 / 6
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Saturday, June 13

- High of 86 °F, low of 51 °F (18% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:26 AM, sunset at 8:44 PM
6 / 6
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Sunday, June 14

- High of 53 °F, low of 42 °F (93% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:26 AM, sunset at 8:45 PM
- New moon

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