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Cheyenne 7-day weather forecast
Stacker created the forecast for Cheyenne, Wyoming using data from OpenWeather. This week's high is 84 °F on Thursday, while the low is 54 °F on Monday. There are expected to be 3 sunny days and rain on 4 days this week.
There are currently no weather alerts.
Monday, September 8
- High of 80 °F, low of 54 °F (15% humidity)- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Fresh breeze (21 mph wind)
- Sunrise at 6:33 AM, sunset at 7:20 PM
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1 / 6
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Tuesday, September 9
- High of 77 °F, low of 58 °F (22% humidity)
- Overcast with a 96% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 6:34 AM, sunset at 7:19 PM
- Overcast with a 96% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 6:34 AM, sunset at 7:19 PM

2 / 6
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Wednesday, September 10
- High of 82 °F, low of 54 °F (28% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 6:35 AM, sunset at 7:17 PM
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 6:35 AM, sunset at 7:17 PM

3 / 6
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Thursday, September 11
- High of 84 °F, low of 62 °F (21% humidity)
- Partly sunny with a 97% chance of rain (3 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:36 AM, sunset at 7:15 PM
- Partly sunny with a 97% chance of rain (3 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:36 AM, sunset at 7:15 PM

4 / 6
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Friday, September 12
- High of 78 °F, low of 60 °F (28% humidity)
- Partly sunny with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:37 AM, sunset at 7:14 PM
- Partly sunny with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:37 AM, sunset at 7:14 PM

5 / 6
Jaromir Chalabala // Shutterstock
Saturday, September 13
- High of 73 °F, low of 56 °F (18% humidity)
- Sunny with a 77% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:38 AM, sunset at 7:12 PM
- Sunny with a 77% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:38 AM, sunset at 7:12 PM
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6 / 6
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Sunday, September 14
- High of 79 °F, low of 55 °F (19% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:39 AM, sunset at 7:10 PM
- Last quarter moon
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:39 AM, sunset at 7:10 PM
- Last quarter moon