Current local time in Boulder, CO
Wed, 01 Oct 2025 19:48:04 -0600
| 01 October 2025 | |
|---|---|
| Sunrise: | 06:58:23 |
| Sunset: | 18:43:38 |
| Transit: | 12:51:00 |
| Length of daytime: |
11h 45m 15s |
| Twilight | Begins | Ends | Length |
|---|---|---|---|
| Civil | 06:31:27 | 19:10:34 | 12h 39m 07s |
| Nautical | 06:00:03 | 19:41:58 | 13h 41m 55s |
| Astronomical | 05:28:21 | 20:13:39 | 14h 45m 18s |
| 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 | 06:57:24 | 18:45:16 | 11h 47m 52s |
| Tomorrow | 06:59:22 | 18:42:01 | 11h 42m 39s |
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
New York, NY, Houston, TX, Phoenix, AZ, Jacksonville, FL, Austin, TX, El Paso, TX, Fort Worth, TX, Omaha, NE, Minneapolis, MN, Saint Louis, MOOther Cities
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