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Cheyenne, USA Weather Averages

July is the hottest month in Cheyenne with an average temperature of 21°C (69°F) and the coldest is January at -1°C (29°F) with the most daily sunshine hours at 12 in July. The wettest month is May with an average of 70mm of rain..

Average Temperature Cheyenne

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Cheyenne

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall Cheyenne

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours Cheyenne

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Cheyenne : Next 24-Hour Weather

Tomorrow - 31st July 2025

Sunrise 05:54

Sunrise

Sunset 20:16

Sunset
23:00
Thundery outbreaks possible
17°C (62°F)

Tomorrow - 1st August 2025

Sunrise 05:54

Sunrise

Sunset 20:16

Sunset
0:00
Clear
16°C (60°F)
1:00
Partly cloudy
15°C (59°F)
2:00
Cloudy
15°C (58°F)
3:00
Cloudy
15°C (58°F)
4:00
Cloudy
15°C (58°F)
5:00
Cloudy
15°C (58°F)
6:00
Thundery outbreaks possible
16°C (60°F)
7:00
Thundery outbreaks possible
17°C (62°F)
8:00
Thundery outbreaks possible
18°C (64°F)
9:00
Thundery outbreaks possible
20°C (68°F)
10:00
Thundery outbreaks possible
22°C (70°F)
11:00
Thundery outbreaks possible
23°C (73°F)
12:00
Thundery outbreaks possible
25°C (76°F)
13:00
Thundery outbreaks possible
27°C (80°F)
14:00
Thundery outbreaks possible
28°C (82°F)
15:00
Clear
28°C (82°F)
16:00
Partly cloudy
27°C (80°F)
17:00
Partly cloudy
26°C (78°F)
18:00
Partly cloudy
24°C (75°F)
19:00
Partly cloudy
23°C (73°F)
20:00
Partly cloudy
22°C (70°F)
21:00
Thundery outbreaks possible
20°C (67°F)
22:00
Thundery outbreaks possible
18°C (64°F)
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