Current local time in Boulder, CO
Thu, 30 Oct 2025 16:35:01 -0600
| 31 October 2025 | |
|---|---|
| Sunrise: | 07:29:30 |
| Sunset: | 17:59:39 |
| Transit: | 12:44:35 |
| Length of daytime: |
10h 30m 09s |
| Twilight | Begins | Ends | Length |
|---|---|---|---|
| Civil | 07:01:33 | 18:27:37 | 11h 26m 04s |
| Nautical | 06:29:37 | 18:59:33 | 12h 29m 56s |
| Astronomical | 05:58:05 | 19:31:04 | 13h 32m 59s |
| City | Region | Country |
|---|---|---|
| Boulder | Colorado | United States |
| Coordinates | Latitude | Longitude |
| DMS: | 39° 58′ 20″ N | 105° 14′ 56″ W |
| Decimal: | 39.9721 | -105.249 |
| Timezone: | ||
| UTC offset: UTC-6:00 | ||
| Daylight Saving Time: Yes | ||
| MDT Mountain Daylight Time (North America) | ||
| America/Denver | ||
| Rise | Set | Length | |
|---|---|---|---|
| Today | 07:28:23 | 18:00:52 | 10h 32m 29s |
| October 30, 2025 | 07:28:23 | 18:00:52 | 10h 32m 29s |
| November 01, 2025 | 07:30:38 | 17:58:29 | 10h 27m 51s |
Neighborhood of Boulder, CO
Longmont, CO, Golden, CO, Jamestown, CO, Lafayette, CO, Wheat Ridge, CO, Pinecliffe, CO, Broomfield, CO, Hygiene, CO, Erie, CO, Eldorado Springs, COLocations in United States
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