World Resorts USA Casper Weather

Casper weather in July

Weather in Casper: July

Average day temperature: 86.1°F
Average night temperature: 62.1°F
Number of sunny days: 24 days
Day length: 14.5 - 15.3 hours
Number of rainy days: 0 days
Precipitation totals: 0.2 in.

Air temperature in July, °F

Show year:
2026
2025
2024

The highest day temperature during July of 2026 was 99°F. At the same time the lowest night temperature was 53°F. Daily and nightly averages during July were 89.7°F and 62.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in July are sunny but cloudy days are also possible.

Precipitation total in July, in.

Precipitation total value in Casper in July is 0.2 in. Other months of the year show relatively similar values.

Wind speed in July, mph

The average wind speed value in July is 8.6 mph It makes July lest windy month 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 July is: 11.9.

Best time for vacation in Casper

Sunniest months:
July 24 days
August 23 days
September 22 days
Warmest months:
July 86.1 °F
August 83.4 °F
June 76.5 °F
Coldest months:
January 29.4 °F
February 31.4 °F
December 35.6 °F
Rainiest months:
May 2 days
October 2 days
April 1 day
Windiest months:
December 13.6 mph
February 12.4 mph
March 12.0 mph

Casper on a weather map

Casper
+81°F
E 16 mph
Feels like: +79°F
Precip.: 1%
Places in USA:
Name
°F
+73°F
+81°F
+81°F
+93°F
+79°F
+82°F
+75°F
+82°F
+75°F
+75°F
+63°F
+75°F
+77°F
+82°F
+73°F
24 Hours Forecast
Casper
Local time: 19:02
August 14, friday
2100
70°F
NE
7 mph
August 15, saturday
0000
64°F
S
6 mph
0300
59°F
S
5 mph
0600
57°F
S
4 mph
0900
66°F
E
2 mph
1200
75°F
SE
9 mph
1500
79°F
SE
10 mph
1800
79°F
SW
6 mph
Units of measurement: °C / °F