World Resorts USA Casper Weather

Sunrise and sunset

Sunrise and sunset in Casper: September , 2026

Time of sunrise: 06:49
Time of sunset: 19:08
Time of moonrise: 15:43
Time of moonset: -
Day length: 12 h. 19 min.

Table below shows sunrise and sunset data for the next several days. You can pick any time interval to get more data.

Interval:
-
Date Sunrise Sunset Day length
09.09.2026 06:38 19:26 12 h. 48 min.
10.09.2026 06:39 19:24 12 h. 45 min.
11.09.2026 06:40 19:22 12 h. 42 min.
12.09.2026 06:42 19:20 12 h. 38 min.
13.09.2026 06:43 19:18 12 h. 35 min.
14.09.2026 06:44 19:17 12 h. 33 min.
15.09.2026 06:45 19:15 12 h. 30 min.
16.09.2026 06:46 19:13 12 h. 27 min.
17.09.2026 06:47 19:11 12 h. 24 min.
18.09.2026 06:48 19:09 12 h. 21 min.
19.09.2026 06:49 19:08 12 h. 19 min.
20.09.2026 06:50 19:06 12 h. 16 min.
21.09.2026 06:51 19:04 12 h. 13 min.
22.09.2026 06:52 19:02 12 h. 10 min.
23.09.2026 06:54 19:00 12 h. 6 min.
24.09.2026 06:55 18:59 12 h. 4 min.
25.09.2026 06:56 18:57 12 h. 1 min.
26.09.2026 06:57 18:55 11 h. 58 min.
27.09.2026 06:58 18:53 11 h. 55 min.
28.09.2026 06:59 18:51 11 h. 52 min.
29.09.2026 07:00 18:50 11 h. 50 min.
Monthly day length in Casper, hours

This chart show the number of hours when sun is above the horizon line.

Best time for vacation in Casper

Sunniest months:
July 24 days
September 22 days
August 21 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
+55°F
N 3 mph
Feels like: +55°F
Precip.: 18%
Places in USA:
Name
°F
+55°F
+64°F
+79°F
+77°F
+70°F
+81°F
+63°F
+63°F
+68°F
+59°F
+68°F
+73°F
+79°F
+63°F
24 Hours Forecast
Casper
Local time: 04:07
September 19, saturday
0600
54°F
NE
5 mph
0900
61°F
NE
5 mph
1200
70°F
E
9 mph
1500
75°F
NE
17 mph
1800
72°F
E
13 mph
2100
57°F
N
5 mph
September 20, sunday
0000
55°F
NE
6 mph
0300
52°F
NE
4 mph
Units of measurement: °C / °F