Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Rounds of rain from Texas to Carolinas may lead to flash floods, drought relief. Click for info. Chevron right
After a soggy & chilly Memorial Day weekend, drier weather will return to the Northeast. Details. Chevron right

Boulder, CO

57°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Boulder

Colorado

57°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Boulder, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

5 AM

56°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

WindWNW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity59%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover56%

Visibility10 mi

Cloud Ceiling20000 ft

6 AM

56°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 4%
Chevron down
Partly sunny

RealFeel Shade™55°

WindWSW 6 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity60%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

59°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny

RealFeel Shade™57°

WindW 6 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts6 mph

Humidity55%

Indoor Humidity40% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

63°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Mostly cloudy

RealFeel Shade™62°

WindESE 6 mph

Air QualityPoor

Max UV Index1.1 (Low)

Wind Gusts7 mph

Humidity49%

Indoor Humidity41% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling19200 ft

9 AM

67°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™65°

WindESE 7 mph

Air QualityPoor

Max UV Index1.7 (Low)

Wind Gusts8 mph

Humidity45%

Indoor Humidity43% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling18900 ft

10 AM

70°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™68°

WindESE 7 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts8 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling18900 ft

11 AM

72°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™70°

WindSE 8 mph

Air QualityPoor

Max UV Index3.3 (Moderate)

Wind Gusts9 mph

Humidity37%

Indoor Humidity37% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling18900 ft

12 PM

74°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™71°

WindSE 9 mph

Air QualityPoor

Max UV Index4.2 (Moderate)

Wind Gusts14 mph

Humidity35%

Indoor Humidity35% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling18900 ft

1 PM

75°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 10%
Chevron down
Cloudy

RealFeel Shade™72°

WindSE 10 mph

Air QualityPoor

Max UV Index4.7 (Moderate)

Wind Gusts13 mph

Humidity34%

Indoor Humidity34% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling17500 ft

2 PM

76°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™72°

WindSSE 15 mph

Air QualityPoor

Max UV Index4.4 (Moderate)

Wind Gusts18 mph

Humidity32%

Indoor Humidity32% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling16100 ft

3 PM

74°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™67°

WindSSE 16 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts18 mph

Humidity38%

Indoor Humidity38% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

4 PM

73°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

RealFeel Shade™69°

WindSSE 15 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts22 mph

Humidity40%

Indoor Humidity40% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling14500 ft

5 PM

73°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 44%
Chevron down
Mostly cloudy

RealFeel Shade™69°

WindSSE 14 mph

Air QualityPoor

Max UV Index1.6 (Low)

Wind Gusts25 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling14300 ft

6 PM

70°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 48%
Chevron down
Cloudy

RealFeel Shade™68°

WindSSE 13 mph

Air QualityPoor

Max UV Index1.0 (Low)

Wind Gusts23 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14200 ft

7 PM

68°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 52%
Chevron down
Thunderstorms

RealFeel Shade™62°

WindSSE 12 mph

Air QualityPoor

Max UV Index0.3 (Low)

Wind Gusts22 mph

Humidity52%

Indoor Humidity51% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

8 PM

67°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Mostly cloudy

RealFeel Shade™64°

WindSSE 8 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts12 mph

Humidity53%

Indoor Humidity51% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling11400 ft

9 PM

66°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindS 7 mph

Air QualityPoor

Wind Gusts8 mph

Humidity56%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling10100 ft

10 PM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

WindSSW 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity61%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling11400 ft

11 PM

61°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindW 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity68%

Indoor Humidity53% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover91%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

Hourly Weather Forecast for Boulder

AccuWeather's hourly forecast for Boulder provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 56° with a RealFeel® of 56°, intermittent clouds with a 4% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Thursday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Flash flood risk, drought relief to grow from Texas to Carolinas

1 hour ago

Weather News

Magnitude 6.0 earthquake shakes Hawaii’s Big Island; no tsunami threat

22 hours ago

Weather Forecasts

After chilly, soggy holiday weekend, Northeast to turn warmer & drier

1 hour ago

Hurricane

Tropical Atlantic could spring to life at end of May near southeast US

1 hour ago

Astronomy

Blue Moon, 4 planets to shine during the final weekend of May

22 hours ago

 More Stories

Featured Stories

Weather News

Australian spearfisher killed in shark attack off Great Barrier Reef

23 hours ago
Live Blog

Sun rises on a hot day in Germany

LATEST ENTRY

Brilliant sunrise in a grain field during Germany heat

20 hours ago

Climate

Rising seas will swallow New Orleans. People need to start relocating ...

21 hours ago

Health

3 Red Cross volunteers among suspected Ebola deaths

22 hours ago

Astronomy

NASA spacecraft captures stunning crescent views of Mars

3 days ago
World North America United States Colorado Boulder

Weather Near Boulder:

  • Cheyenne, WY
  • Denver, CO
  • Fort Collins, CO
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...