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Sunrise and Sunset for Boulder, MT
Sunrise & Sunset Times
Boulder, MT
| Position of the Sun | Time of Day | Length of Day |
|---|---|---|
| Astronomical Twilight Begins the sun's center is 18° below the horizon |
5:31 A.M. | |
| Nautical Twilight Begins the sun's center is 12° below the horizon |
6:08 A.M. | |
| Civil Twilight Begins the sun's center is 6° below the horizon |
6:43 A.M. | |
| Sunrise | 7:13 A.M. | 12 Hours 16 Minutes |
| Transit the sun reaches its highest point in the sky | 1:21 P.M. | |
| Sunset | 7:30 P.M. | |
| Civil Twilight Ends the sun's center is 6° below the horizon |
8:00 P.M. | |
| Nautical Twilight Ends the sun's center is 12° below the horizon |
8:35 P.M. | |
| Astronomical Twilight Ends the sun's center is 18° below the horizon |
9:11 P.M. |
