Cheyenne weather by month

Check out Cheyenne weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & UV index

Temperature in Cheyenne (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	3	5	7	13	19	24	28	27	22	16	8	4
Min temperature (night-time)	-10	-8	-6	-1	4	9	12	11	6	1	-5	-9
Heat & Humidity	0	0	0	0	0	0	L	L	0	0	0	0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Cheyenne

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	6	7	8	9	9	10	10	10	9	8	6	6
Daily hours of daylight	10	11	12	13	15	15	15	14	12	11	10	9
UV Index (Maximum)	2	3	5	7	9	10	10	9	7	4	2	1

Rainfall in Cheyenne

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	5	6	9	9	11	10	11	10	7	6	6	6
Average monthly rainfall (mm)	11	11	28	37	67	57	54	40	34	20	16	10

More about Cheyenne

Cheyenne by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Wyoming (Cheyenne) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Cheyenne?

Cheyenne has a cold semi arid climate with warm summers.

Cheyenne weather in January

Expect daytime maximum temperatures of 3°C in Cheyenne, Wyoming in January based on long-term weather averages. There are 6 hours of sunshine per day on average, which might fall as snow.

3
3°C max day temperature
6
6 hours of sunshine per day
5
5 days with some rainfall
-10
-10°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
11
11 mm of monthly rainfall
2
2 (Low) UV index

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Cheyenne weather in February

Expect daytime maximum temperatures of 5°C in Cheyenne, Wyoming in February based on long-term weather averages. There are 7 hours of sunshine per day on average, which might fall as snow.

5
5°C max day temperature
7
7 hours of sunshine per day
6
6 days with some rainfall
-8
-8°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
11
11 mm of monthly rainfall
3
3 (Moderate) UV index

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Cheyenne weather in March

Expect daytime maximum temperatures of 7°C in Cheyenne, Wyoming in March based on long-term weather averages. There are 8 hours of sunshine per day on average, which might fall as snow.

7
7°C max day temperature
8
8 hours of sunshine per day
9
9 days with some rainfall
-6
-6°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
28
28 mm of monthly rainfall
5
5 (Moderate) UV index

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Cheyenne weather in April

Expect daytime maximum temperatures of 13°C in Cheyenne, Wyoming in April based on long-term weather averages. There are 9 hours of sunshine per day on average.

13
13°C max day temperature
9
9 hours of sunshine per day
9
9 days with some rainfall
-1
-1°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
37
37 mm of monthly rainfall
7
7 (High) UV index

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Cheyenne weather in May

Expect daytime maximum temperatures of 19°C in Cheyenne, Wyoming in May based on long-term weather averages. There are 9 hours of sunshine per day on average with 11 days with some rainfall and typically 67 mm of rainfall in the month.

19
19°C max day temperature
9
9 hours of sunshine per day
11
11 days with some rainfall
4
4°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
67
67 mm of monthly rainfall
9
9 (Very High) UV index

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Cheyenne weather in June

Expect daytime maximum temperatures of 24°C in Cheyenne, Wyoming in June based on long-term weather averages. There are 10 hours of sunshine per day on average with 10 days with some rainfall and typically 57 mm of rainfall in the month.

24
24°C max day temperature
10
10 hours of sunshine per day
10
10 days with some rainfall
9
9°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
57
57 mm of monthly rainfall
10
10 (Very High) UV index

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Cheyenne weather in July

Expect daytime maximum temperatures of 28°C in Cheyenne, Wyoming in July based on long-term weather averages. There are 10 hours of sunshine per day on average with 11 days with some rainfall and typically 54 mm of rainfall in the month.

28
28°C max day temperature
10
10 hours of sunshine per day
11
11 days with some rainfall
12
12°C min night temperature
15
15 hours of daylight per day
L
Low heat & humidity
54
54 mm of monthly rainfall
10
10 (Very High) UV index

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Cheyenne weather in August

Expect daytime maximum temperatures of 27°C in Cheyenne, Wyoming in August based on long-term weather averages. There are 10 hours of sunshine per day on average with 10 days with some rainfall and typically 40 mm of rainfall in the month.

27
27°C max day temperature
10
10 hours of sunshine per day
10
10 days with some rainfall
11
11°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
40
40 mm of monthly rainfall
9
9 (Very High) UV index

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Cheyenne weather in September

Expect daytime maximum temperatures of 22°C in Cheyenne, Wyoming in September based on long-term weather averages. There are 9 hours of sunshine per day on average.

22
22°C max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
6
6°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
34
34 mm of monthly rainfall
7
7 (High) UV index

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Cheyenne weather in October

Expect daytime maximum temperatures of 16°C in Cheyenne, Wyoming in October based on long-term weather averages. There are 8 hours of sunshine per day on average.

16
16°C max day temperature
8
8 hours of sunshine per day
6
6 days with some rainfall
1
1°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
20
20 mm of monthly rainfall
4
4 (Moderate) UV index

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Cheyenne weather in November

Expect daytime maximum temperatures of 8°C in Cheyenne, Wyoming in November based on long-term weather averages. There are 6 hours of sunshine per day on average.

8
8°C max day temperature
6
6 hours of sunshine per day
6
6 days with some rainfall
-5
-5°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
16
16 mm of monthly rainfall
2
2 (Low) UV index

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Cheyenne weather in December

Expect daytime maximum temperatures of 4°C in Cheyenne, Wyoming in December based on long-term weather averages. There are 6 hours of sunshine per day on average, which might fall as snow.