Measurements:
°C
°F
Casper
44°F
SW 17 mph
Feels like: 36°F
Precip: 0%
World Resorts USA Casper Weather September Weather in Casper

Casper Weather: September

Average Day Temperature: 77.8°F
Average Night Temperature: 53.2°F
Number of Sunny Days: 22 days
Sunshine Hours: 11.8 - 13.2 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.4 in

Air Temperature in September, °F

Select Year: 2023 2022 2021

The highest day temperature in September 2023 was 93°F. The lowest night temperature was 38°F. The average values for day and night temperatures during September were 77.0°F и 50.2°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Casper is 0.4 in.

Wind Speed in September, mph

The average wind speed in September is 9.2 mph. It makes September one of the most windless months of the year for Casper.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Casper in September is 10.1 hours.

Best Time to Visit Casper
The most sunny months:
July 24 days
August 22 days
September 22 days
The most warm months:
July 89.7 °F
August 87.6 °F
June 78.8 °F
The most cold months:
February 25.3 °F
January 26.3 °F
December 31.3 °F
The most rainy months:
May 2 days
June 1 day
September 1 day
The most windy months:
December 13 mph
February 12 mph
November 12 mph

Casper on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +70
Hawaii +76
Honolulu +76
Houston +82
Las Vegas +66
Los Angeles +64
Miami +80
New York +56
Orlando +82
San Diego +62
San Francisco +54
Sarasota +84
Tampa +86
Washington +56
24 Hours Weather Forecast
Casper
Local time: 09:05
27 apr, saturday
1200 50°F
SW
20 mph
1500 54°F
SW
16 mph
1800 50°F
W
16 mph
2100 42°F
W
12 mph
28 apr, sunday
0000 36°F
W
9 mph
0300 32°F
NW
5 mph
0600 32°F
N
4 mph
0900 44°F
NE
3 mph