Current time in Boulder, United s

The current time in Boulder is 04:53:19

The date is Friday, May 22nd, 2026

Timezone: America/Denver (UTC-6)

2 hours before United States

Daylight saving time is active

Standard time starts: Sunday, November 1st, 2026 at 08:00

The geographic location is 40° 0.9' N 105° 16.2' W

Sunrise: 05:39, Sunset: 20:15, Day length: 14:36

Moon phase: 31.9% (Waxing crescent)

Boulder is located in the northern hemisphere

Current season: Spring

Boulder is located in the United States, specifically in the state of Colorado, with GPS coordinates of 40.01499, -105.27055. It is situated at the foothills of the Rocky Mountains, approximately 25 miles northwest of Denver. Boulder operates in the America/Denver timezone.

The city is known for its stunning natural scenery, outdoor recreational opportunities, and a vibrant cultural scene. Boulder is recognized for its commitment to sustainability and wellness, and it is home to the University of Colorado Boulder, which contributes to its dynamic atmosphere. The city also has a reputation for its craft breweries, farmers’ markets, and extensive hiking and biking trails, making it a significant destination in the region for both residents and visitors.

Timezone in Boulder

Boulder operates on Mountain Time, specifically the America/Denver timezone, which has a UTC offset of -7 hours during standard time. When daylight saving time is in effect, which begins on the second Sunday in March and ends on the first Sunday in November, the offset changes to -6 hours. This shift means that while Boulder is on standard time, it is one hour behind cities like New York, which operates on Eastern Time.

When considering the best time to contact someone in Boulder, it’s practical to keep in mind the local business hours, typically from 9 AM to 5 PM. This would mean that if you are calling from Eastern Time, you should reach out by 11 AM Eastern to ensure you are within their working hours. Compared to major cities in the region, such as Salt Lake City, which also follows Mountain Time, and Phoenix, which does not observe daylight saving time, Boulder aligns closely with other Mountain Time locations, maintaining consistency in scheduling across the region.

Attractions and Activities in Boulder

Boulder, Colorado, is well-known for its stunning natural surroundings, located at the foothills of the Rocky Mountains. The city is famous for its outdoor recreational opportunities, including hiking, rock climbing, and biking. Iconic sites like the Flatirons offer breathtaking views and attract numerous outdoor enthusiasts.

Additionally, Chautauqua Park serves as a cultural and historical landmark, hosting events and performances throughout the year. Boulder is also recognized for its vibrant cultural scene, with a strong emphasis on sustainability and healthy living. The Pearl Street Mall, a pedestrian-friendly area filled with shops, restaurants, and street performers, is a focal point for both locals and visitors.

The city hosts various events such as the Boulder International Film Festival and the Colorado Shakespeare Festival, showcasing its commitment to the arts. With a diverse population and a strong emphasis on education, Boulder is home to the University of Colorado Boulder, which adds to its youthful and dynamic atmosphere.

Practical Information for Visitors

Boulder is accessible through Denver International Airport, which is about 45 minutes away by car or shuttle. The Flatiron Flyer bus service connects the airport to Boulder, making it a convenient option for travelers. Once in Boulder, public transportation is efficient, with buses running frequently around the city, and biking is a popular choice due to the extensive network of bike paths.

Boulder experiences a semi-arid climate, with warm summers and cold winters. Average summer temperatures range from the mid-70s to low 90s Fahrenheit, while winter temperatures can drop to the teens and 20s. The best time to visit is between late spring and early fall, particularly from May to September when outdoor activities are plentiful, and the weather is generally mild.

Visitors should prepare for rapid weather changes, especially in the mountains. Layered clothing is advisable. Additionally, sun protection is essential due to the high altitude.

It’s also wise to stay hydrated and acclimate gradually to avoid altitude sickness, especially if engaging in physical activities like hiking in the nearby Flatirons.

Nearby Cities Worth Visiting

The surrounding area boasts a rich tapestry of culture, history, and natural beauty just waiting to be discovered. Each nearby city presents unique experiences, delicious cuisine, and vibrant communities. Embrace the adventure of exploring multiple destinations and uncover the diverse treasures that lie just beyond your doorstep.

🏙️
Pine Brook Hill
Close by • 5 km
🏙️
Paragon E s
Close by • 9 km
🏙️
Eldorado Springs
Close by • 9 km
🏙️
Gunbarrel
Close by • 10 km
🏙️
Lazy Acres
Close by • 10 km
🏙️
Niwot
Close by • 13 km
🏙️
Coal Creek
Close by • 15 km
🏙️
Broomfield
Close by • 19 km
🏙️
Longmont
Close by • 22 km
🏙️
Northglenn
Close by • 28 km
🏙️
Arvada
115.368 inhabitants • 28 km
🏙️
Dacono
Close by • 29 km
🏙️
Allenspark
Close by • 29 km
🏙️
Federal Heights
Close by • 29 km
🏙️
Applewood
Close by • 30 km
🏙️
Sherrelwood
Close by • 30 km
🏙️
Firestone
Close by • 30 km
🏙️
Wheat Ridge
Close by • 32 km
🏙️
West Pleasant View
Close by • 32 km
🏙️
Welby
Close by • 33 km
🏙️
Todd Creek
Close by • 34 km
🏙️
Berthoud
Close by • 36 km
🏙️
Genesee
Close by • 37 km
🏙️
Idaho Springs
Close by • 37 km
🏙️
Fort Lupton
Close by • 40 km
🏙️
Kittredge
Close by • 40 km
🏙️
Downieville-Lawson-Dumont
Close by • 41 km
🏙️
Campion
Close by • 41 km
🏙️
Aristocrat Ranchettes
Close by • 44 km
🏙️
Upper Bear Creek
Close by • 45 km
🏙️
Estes Park
Close by • 46 km
🏙️
Bow Mar
Close by • 47 km
🏙️
Lochbuie
Close by • 47 km
🏙️
Cherry Hills Village
Close by • 49 km
🏙️
Milliken
City in the region • 50 km
🏙️
Columbine Valley
City in the region • 50 km
🏙️
Columbine
City in the region • 51 km
🏙️
Ken Caryl
City in the region • 51 km
🏙️
Gilcrest
City in the region • 51 km
🏙️
Greenwood Village
City in the region • 52 km
🏙️
Aspen Park
City in the region • 53 km
🏙️
Cherry Creek
City in the region • 57 km
🏙️
Highlands Ranch
City in the region • 57 km
🏙️
Centennial
109.741 inhabitants • 59 km
🏙️
Aetna Estates
City in the region • 60 km
🏙️
Acres Green
City in the region • 60 km
🏙️
Dove Valley
City in the region • 62 km
🏙️
Timnath
City in the region • 62 km
🏙️
Roxborough Park
City in the region • 62 km
🏙️
Carriage Club
City in the region • 62 km
🏙️
Foxfield
City in the region • 62 km
🏙️
Keenesburg
City in the region • 65 km
🏙️
Grand View E s
City in the region • 65 km
🏙️
Fort Collins
170.924 inhabitants • 65 km
🏙️
Greeley
108.795 inhabitants • 66 km
🏙️
Severance
City in the region • 67 km
🏙️
Stonegate
City in the region • 67 km
🏙️
Castle Pines North
City in the region • 68 km
🏙️
Laporte
City in the region • 69 km
🏙️
Castle Pines
City in the region • 70 km
🏙️
Hot Sulphur Springs
City in the region • 71 km
🏙️
The Pinery
City in the region • 77 km
🏙️
Bennett
City in the region • 77 km
🏙️
Ault
City in the region • 78 km
🏙️
Castle Rock
City in the region • 80 km
🏙️
Silverthorne
City in the region • 81 km
🏙️
Ponderosa Park
City in the region • 86 km
🏙️
Perry Park
City in the region • 88 km
🏙️
Blue River
City in the region • 93 km
🏙️
Byers
City in the region • 95 km
🏙️
Kremmling
City in the region • 95 km
🏙️
Palmer Lake
City in the region • 104 km
🏙️
Woodmoor
City in the region • 108 km
🏙️
Monument
City in the region • 108 km
🏙️
Minturn
City in the region • 110 km
🏙️
Deer Trail
City in the region • 114 km
🏙️
Gleneagle
City in the region • 114 km
🏙️
Air Force Academy
City in the region • 119 km
🏙️
Cascade-Chipita Park
City in the region • 121 km
🏙️
Black Forest
City in the region • 122 km
🏙️
Leadville
City in the region • 122 km
🏙️
Leadville North
City in the region • 122 km
🏙️
Green Mountain Falls
City in the region • 122 km
🏙️
Log Lane Village
City in the region • 126 km
🏙️
South Greeley
City in the region • 127 km
🏙️
Fort Morgan
City in the region • 128 km
🏙️
Fox Farm-College
City in the region • 129 km
🏙️
Manitou Springs
City in the region • 132 km
🏙️
Colorado Springs
456.568 inhabitants • 137 km
🏙️
Calhan
City in the region • 137 km
🏙️
Ranchettes
City in the region • 140 km
🏙️
Simla
City in the region • 141 km
🏙️
Cripple Creek
City in the region • 141 km
🏙️
Steamboat Springs
City in the region • 142 km
🏙️
Brush
City in the region • 143 km
🏙️
Stratmoor
City in the region • 144 km
🏙️
Laramie
City in the region • 147 km
🏙️
Fort Carson
City in the region • 148 km
🏙️
Security-Widefield
City in the region • 149 km
🏙️
Gypsum
City in the region • 149 km
🏙️
Dotsero
City in the region • 158 km
🏙️
Limon
City in the region • 159 km
🏙️
Aspen
City in the region • 161 km
🏙️
Pine Bluffs
City in the region • 165 km
🏙️
Basalt
City in the region • 167 km
🏙️
Snowmass Village
City in the region • 168 km
🏙️
El Jebel
City in the region • 170 km
🏙️
Penrose
City in the region • 178 km
🏙️
Poncha Springs
City in the region • 181 km
🏙️
Cattle Creek
City in the region • 181 km
🏙️
Glenwood Springs
City in the region • 183 km
🏙️
Mount Crested Butte
City in the region • 190 km
🏙️
Pueblo West
City in the region • 191 km
🏙️
Crested Butte
City in the region • 195 km
🏙️
Craig
City in the region • 201 km
🏙️
Pueblo
109.412 inhabitants • 204 km
🏙️
Flagler
City in the region • 205 km
🏙️
Blende
City in the region • 206 km
🏙️
Salt Creek
City in the region • 206 km
🏙️
Silver Cliff
City in the region • 210 km
🏙️
Westcliffe
City in the region • 210 km
🏙️
Silt
City in the region • 210 km
🏙️
Gunnison
City in the region • 217 km
🏙️
Beulah Valley
City in the region • 218 km
🏙️
Rifle
City in the region • 221 km
🏙️
Saguache
City in the region • 227 km
🏙️
Hanna
City in the region • 233 km
🏙️
Haxtun
City in the region • 235 km
🏙️
Paonia
City in the region • 237 km
🏙️
Ordway
City in the region • 239 km
🏙️
Stratton
City in the region • 242 km
🏙️
Gering
City in the region • 243 km
🏙️
Battlement Mesa
City in the region • 244 km
🏙️
Collbran
City in the region • 246 km
🏙️
Parachute
City in the region • 246 km
🏙️
Scottsbluff
City in the region • 246 km
🏙️
Minatare
City in the region • 249 km
🏙️
Hotchkiss
City in the region • 250 km
🏙️
Guernsey
City in the region • 255 km
🏙️
Rocky Ford
City in the region • 256 km
🏙️
Rawlins
City in the region • 258 km
🏙️
Cedaredge
City in the region • 259 km
🏙️
Wray
City in the region • 259 km
🏙️
Swink
City in the region • 264 km
🏙️
Chappell
City in the region • 265 km
🏙️
Orchard
City in the region • 267 km
🏙️
Walsenburg
City in the region • 269 km
🏙️
North La Junta
City in the region • 270 km
🏙️
La Junta
City in the region • 271 km
🏙️
Eads
City in the region • 274 km

Cities in Different Parts of United s

Explore major cities spread across United s.

🏛️
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Smaller city
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Smaller city

Explore Nearby Countries

Exploring North America opens the door to a rich tapestry of cultures, breathtaking landscapes, and diverse experiences just a short journey away. By combining multiple countries in your travels, you can uncover unique traditions and natural wonders that create unforgettable memories. Embrace the adventure and expand your horizons!

Canada
Explore the country
Bahamas
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Cuba
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Saint Pierre and Miquelon
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Bermuda
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Mexico
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Cayman Islands
Explore the country
Belize
Explore the country
Guatemala
Explore the country
Turks and Caicos Islands
Explore the country
Greenland
Explore the country
Honduras
Explore the country
Jamaica
Explore the country
El Salvador
Explore the country
Haiti
Explore the country
Nicaragua
Explore the country
Dominican Republic
Explore the country
Puerto Rico
Explore the country
U.S. Virgin Islands
Explore the country
British Virgin Islands
Explore the country
Costa Rica
Explore the country
Anguilla
Explore the country
Saint Martin
Explore the country
Sint Maarten
Explore the country

Time difference: Compare Boulder with world clock in other cities

CityCountryTime differenceLocal time
Aarhus Denmark+8 hours12:53:22

Frequently asked questions about time in Boulder

Welcome to the FAQ section about time in Boulder! Here, you can find answers to common questions about the local timezone, time differences with other regions, and practical tips for managing your schedule. Whether you're visiting or relocating, we've got you covered!

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