World Resorts USA Boulder Weather

Sunrise and sunset

Sunrise and sunset in Boulder: July , 2026

Time of sunrise: 05:50
Time of sunset: 20:25
Time of moonrise: 14:00
Time of moonset: -
Day length: 14 h. 35 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
11.07.2026 05:42 20:31 14 h. 49 min.
12.07.2026 05:43 20:30 14 h. 47 min.
13.07.2026 05:44 20:30 14 h. 46 min.
14.07.2026 05:44 20:29 14 h. 45 min.
15.07.2026 05:45 20:29 14 h. 44 min.
16.07.2026 05:46 20:28 14 h. 42 min.
17.07.2026 05:47 20:27 14 h. 40 min.
18.07.2026 05:48 20:27 14 h. 39 min.
19.07.2026 05:48 20:26 14 h. 38 min.
20.07.2026 05:49 20:25 14 h. 36 min.
21.07.2026 05:50 20:25 14 h. 35 min.
22.07.2026 05:51 20:24 14 h. 33 min.
23.07.2026 05:52 20:23 14 h. 31 min.
24.07.2026 05:53 20:22 14 h. 29 min.
25.07.2026 05:53 20:21 14 h. 28 min.
26.07.2026 05:54 20:20 14 h. 26 min.
27.07.2026 05:55 20:19 14 h. 24 min.
28.07.2026 05:56 20:19 14 h. 23 min.
29.07.2026 05:57 20:18 14 h. 21 min.
30.07.2026 05:58 20:17 14 h. 19 min.
31.07.2026 05:59 20:16 14 h. 17 min.
Monthly day length in Boulder, hours

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

Best time for vacation in Boulder

Sunniest months:
September 20 days
October 20 days
November 19 days
Warmest months:
July 75.7 °F
August 74.6 °F
June 71.2 °F
Coldest months:
January 31.8 °F
February 34.7 °F
December 39.0 °F
Rainiest months:
June 5 days
July 4 days
May 4 days
Windiest months:
December 8.7 mph
February 8.4 mph
January 8.3 mph

Boulder on a weather map

Boulder
+79°F
SW 9 mph
Feels like: +79°F
Precip.: 1%
Places in USA:
Name
°F
+73°F
+81°F
+77°F
+86°F
+66°F
+86°F
+72°F
+84°F
+75°F
+68°F
+55°F
+68°F
+84°F
+79°F
+75°F
24 Hours Forecast
Boulder
Local time: 07:38
July 21, tuesday
0900
79°F
SW
9 mph
1200
86°F
W
7 mph
1500
93°F
NW
9 mph
1800
95°F
NW
14 mph
2100
70°F
E
7 mph
July 22, wednesday
0000
66°F
E
4 mph
0300
63°F
E
6 mph
0600
61°F
E
7 mph
Units of measurement: °C / °F