10:29 10:29 AM
Mountain Daylight Time · UTC-6
🇺🇸 Castle Rock, CO, United States · Daytime
Time in Castle Rock, CO
12
- MDT
- UTC-6
- America/Denver
Your location
- Sunrise
- 07:05
- Sunset
- 18:29
- Daylight
- 11 h 25 min
The day in Castle Rock, CO, hour by hour
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Castle Rock, CO 10:29 10:29 AM You –:–
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Working hours
🇺🇸 Castle Rock, CO
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
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Time in Castle Rock, CO, in detail
- Time zone MDT Mountain Daylight Time
- UTC offset UTC-6 IANA zone America/Denver
- Daylight saving On summer time Clocks go back to UTC-7 on November 1, 2026 at 01:00 .
- Sunrise 07:05 Solar noon at 12:47
- Sunset 18:29 11 h 25 min of daylight
- People on this clock 73,158 United States
- Coordinates 39.37°, -104.86° Sunrise and sunset are calculated from this position.
Time in Castle Rock, CO: common questions
Which IANA time zone does Castle Rock, CO, belong to?
Castle Rock belongs to the IANA time zone America/Denver, currently UTC−6 (summer time).
What is the UTC offset of Castle Rock, CO?
Standard time in Castle Rock is UTC−7; during summer time it is UTC−6. The offset right now is UTC−6.
Do the clocks change in Castle Rock, CO?
Yes, the clocks in Castle Rock switch between UTC−7 and UTC−6. Next change: November 1, 2026, when clocks go back to standard time (UTC−7).
How long is the day in Castle Rock, CO, today?
On October 10 there are 11 hours and 25 minutes of daylight in Castle Rock: the sun rises at 7:04 AM and sets at 6:28 PM.
Which countries and territories share the time zone of Castle Rock, CO?
Right now the clocks show the same time (UTC−6) in Mexico, in Guatemala, in Honduras, in Nicaragua, in El Salvador, in Costa Rica, and in Belize.
How many hours separate Castle Rock, CO, from Lisbon, Chiang Mai, or Ubud?
Seen from Castle Rock: Lisbon is 7 hours ahead, Chiang Mai is 13 hours ahead, and Ubud is 14 hours ahead.
