| Country: | United States |
|---|---|
| State: | Colorado (CO) |
| Lat/Long: | 40°01'N / 105°16'W |
| Elevation: | 1623 m |
| Currency: | United States Dollar (USD) |
| Languages: | English |
| Country Code: | +1 |
More Sun & Moon in Boulder
+ Show More Twilight and Moon Phase Information
Solar Noon
Sun in South: 1:08 pm
Altitude: 50.5°
Altitude: 50.5°
Astronomical
Twilight
5:31 am – 6:04 am
8:13 pm – 8:45 pm
8:13 pm – 8:45 pm
Nautical
Twilight
6:04 am – 6:35 am
7:41 pm – 8:13 pm
7:41 pm – 8:13 pm
Civil
Twilight
6:35 am – 7:02 am
7:14 pm – 7:41 pm
7:14 pm – 7:41 pm
Previous
Moon Phase
New Moon
March 18, 2026
7:23 pm
March 18, 2026
7:23 pm
Next
Moon Phase
First Quarter
March 25, 2026
1:17 pm
March 25, 2026
1:17 pm
Tools & Converters
Airports
- Denver International Airport, DEN
About 33 mi ESE of Boulder - Colorado Springs Airport, COS
About 89 mi SSE of Boulder
Boulder
USA
12:3310pm
Saturday, March 21, 2026