Current local time in Boulder, CO
Mon, 22 Sep 2025 17:29:53 -0600
| 22 September 2025 | |
|---|---|
| Sunrise: | 06:49:39 |
| Sunset: | 18:58:27 |
| Transit: | 12:54:03 |
| Length of daytime: |
12h 08m 48s |
| Twilight | Begins | Ends | Length |
|---|---|---|---|
| Civil | 06:22:42 | 19:25:24 | 13h 02m 42s |
| Nautical | 05:51:03 | 19:57:03 | 14h 06m 00s |
| Astronomical | 05:18:52 | 20:29:14 | 15h 10m 22s |
| City | Region | Country |
|---|---|---|
| Boulder | Colorado | United States |
| Coordinates | Latitude | Longitude |
| DMS: | 40° 02′ 53″ N | 105° 23′ 02″ W |
| Decimal: | 40.0481 | -105.384 |
| Timezone: | ||
| UTC offset: UTC-6:00 | ||
| Daylight Saving Time: Yes | ||
| MDT Mountain Daylight Time (North America) | ||
| America/Denver | ||
| Rise | Set | Length | |
|---|---|---|---|
| Yesterday | 06:48:42 | 19:00:06 | 12h 11m 24s |
| Tomorrow | 06:50:37 | 18:56:47 | 12h 06m 10s |
Neighborhood of Boulder, CO
Lyons, CO, Niwot, CO, Arvada, CO, Jamestown, CO, Golden, CO, Longmont, CO, Eldorado Springs, CO, Pinecliffe, CO, Black Hawk, CO, Louisville, COLocations in United States
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