Sunrise and Sunset Times in Boulder, United States
Times forDecember 30, 2025
Sunrise Time
07:23
Sunset Time
16:45
Day Length
9 hours, 21 minutes
Additional Information
First Light (Dawn)
06:19
Last Light (Dusk)
17:50
Moon Phase
Waxing Gibbous (36%)
Moon Rise
13:12
Moon Set
03:31
Boulder
United States
Latitude: 40.0150°
Longitude: -105.2705°
Current Weather
Popular Attractions
City Center
⭐ 4.5•Downtown
Cultural District
⭐ 4.3•Arts Area
Historic Site
⭐ 4.4•Old Town