Weather in Casper in Summer
| June | July | August | ||||
| Average day temperature: | 76.7°F | 85.4°F | 83.6°F | |||
| Average night temperature: | 55.5°F | 62.7°F | 61.9°F | |||
| Number of sunny days: | 19 days | 25 days | 23 days | |||
| Day length: | 15.1 - 15.4 h. | 14.5 - 15.3 h. | 13.2 - 14.5 h. | |||
| Number of rainy days: | 1 day | 0 days | 0 days | |||
| Precipitation totals: | 0.6 in. | 0.2 in. | 0.4 in. | |||
Day & Night air temperature, °F
June
July
August
0
14
28
42
56
70
84
98
112
83.6
85.4
76.7
61.9
62.7
55.5
| Day temperature | Night temperature |
Precipitation total, in.
June
July
August
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.8
0.4
0.2
0.6
Sunny, partly cloudy and cloudy days
June
July
August
0
5
10
15
20
25
30
35
2
3
6
6
9
23
25
19
| Cloudy days | Partly cloudy days | Sunny days |
Wind speed, mph
June
July
August
0.0
1.7
3.4
5.1
6.8
8.4
10.1
11.8
8.9
8.6
9.8
Average sunny hours
June
July
August
0
2
4
6
8
10
12
14
10.9
11.9
11.4
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Casper
Casper on a weather map
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Places in USA:
Name
°F
24 Hours Forecast
Casper
Local time: 22:02
April 07, monday
0000
36°F
W
2 mph
2 mph
0300
28°F
N
4 mph
4 mph
0600
27°F
N
7 mph
7 mph
0900
41°F
NE
13 mph
13 mph
1200
55°F
NE
19 mph
19 mph
1500
63°F
E
19 mph
19 mph
1800
59°F
E
14 mph
14 mph
2100
48°F
E
11 mph
11 mph
