Current Time in Boulder, United States 🇺🇸
Lat/Long: 40.01° N, 105.27° W
State: Colorado
Country: 🇺🇸 United States
IANA Timezone: America/Denver
Timezone: MST
Daylight Saving Time: Yes ✅ (Abbreviation: MDT)
Standard Timezone Abbreviations used in United States: AKST, CST, EST, HST, MST, PST
Daylight Saving Timezone Abbreviations used in United States: AKDT, CDT, EDT, HDT, MDT, PDT
Time now in other cities in United States:
Weather forecast for Boulder provided by Weather.now
Sunrise & Sunset Times for Boulder
Sunrise
in Boulder
↑
5:50 AM
Sunset
in Boulder
↓
8:04 PM
Day Length
14h 13m
Dawn
in Boulder
5:20 AM
Dusk
in Boulder
8:35 PM
View detailed past and future sunrise, sunset, and twilight times for Boulder. Track daylight hours, sun phases, and more.
Moon Phases & Times for Boulder
Current Phase
Last Quarter
Illumination
46.1%
Next Moonrise
↑
Today, 02:29
Next Moonset
↓
Today, 13:17
View the detailed moon calendar for Boulder with moonphases, moonrise, and moonset times for any date.