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Cold blast to make it feel like mid-winter across eastern U.S. Get the forecast. Chevron right

Boulder, CO

36°F
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Boulder

Colorado

36°
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Boulder, CO Weather
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Today

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

7 AM

36°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™30°

WindSW 8 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity61%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

40°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™37°

WindSW 8 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts9 mph

Humidity51%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

48°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™44°

WindSW 7 mph

Air QualityPoor

Max UV Index1.7 (Low)

Wind Gusts8 mph

Humidity38%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

55°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™53°

WindSSW 6 mph

Air QualityPoor

Max UV Index2.4 (Low)

Wind Gusts8 mph

Humidity27%

Indoor Humidity32% (Dry)

Dew Point21° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

58°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™57°

WindS 6 mph

Air QualityPoor

Max UV Index2.9 (Moderate)

Wind Gusts10 mph

Humidity22%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

61°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™59°

WindSSW 7 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts8 mph

Humidity19%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

63°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™61°

WindWSW 8 mph

Air QualityFair

Max UV Index2.9 (Moderate)

Wind Gusts9 mph

Humidity17%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

62°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™60°

WindW 8 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts13 mph

Humidity18%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

62°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™59°

WindW 8 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts12 mph

Humidity19%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

59°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™58°

WindW 8 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts9 mph

Humidity23%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

56°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWNW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity29%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

53°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity33%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

50°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Cloudy

WindW 8 mph

Air QualityPoor

Wind Gusts12 mph

Humidity38%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

8 PM

49°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Cloudy

WindW 9 mph

Air QualityPoor

Wind Gusts13 mph

Humidity41%

Indoor Humidity36% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

9 PM

48°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Cloudy

WindW 9 mph

Air QualityFair

Wind Gusts12 mph

Humidity44%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

10 PM

47°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Cloudy

WindW 9 mph

Air QualityFair

Wind Gusts12 mph

Humidity47%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

11 PM

47°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 1%
Chevron down
Cloudy

WindW 9 mph

Air QualityFair

Wind Gusts12 mph

Humidity49%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

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