Weather in Casper: September
Average day temperature: | 75.0°F | |
Average night temperature: | 52.9°F | |
Number of sunny days: | 22 days | |
Day length: | 11.8 - 13.2 hours | |
Number of rainy days: | 1 day | |
Precipitation totals: | 0.4 in. | |
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14 days
forecast
forecast
Casper |
weather in
October
October
Casper |
Air temperature in September, °F
Show year:
2023
2022
2021
The highest day temperature during September of 2023 was 88°F. At the same time the lowest night temperature was 39°F. Day and night temperature averages during September were 74.3°F and 50.2°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Casper in September is 0.4 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 9.2 mph It makes September one of the least windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 10.0.
Best time for vacation in Casper
Casper on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Casper
Local time: 19:26
May 18, saturday
2100
59°F
NE
7 mph
7 mph
May 19, sunday
0000
54°F
N
2 mph
2 mph
0300
50°F
N
6 mph
6 mph
0600
52°F
NE
11 mph
11 mph
0900
63°F
NE
21 mph
21 mph
1200
70°F
E
26 mph
26 mph
1500
72°F
E
29 mph
29 mph
1800
66°F
E
23 mph
23 mph