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Midwest warmup arrives but spring struggles to take hold in the Northeast. See the forecast. Chevron right

Boulder, CO

50°F
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Boulder

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Boulder, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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7 AM

50°
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™47°

WindW 8 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts9 mph

Humidity34%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

56°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™55°

WindW 6 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts6 mph

Humidity26%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

64°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™64°

WindW 2 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts2 mph

Humidity22%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

71°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™68°

WindESE 7 mph

Air QualityFair

Max UV Index4.3 (Moderate)

Wind Gusts8 mph

Humidity17%

Indoor Humidity17% (Dry)

Dew Point23° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

78°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™74°

WindESE 10 mph

Air QualityFair

Max UV Index5.8 (High)

Wind Gusts13 mph

Humidity12%

Indoor Humidity12% (Dry)

Dew Point22° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover18%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

79°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™75°

WindESE 12 mph

Air QualityFair

Max UV Index7.9 (Very High)

Wind Gusts14 mph

Humidity11%

Indoor Humidity11% (Dry)

Dew Point20° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

80°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™76°

WindESE 12 mph

Air QualityPoor

Max UV Index8.7 (Very High)

Wind Gusts14 mph

Humidity10%

Indoor Humidity10% (Dry)

Dew Point20° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

81°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™77°

WindESE 13 mph

Air QualityPoor

Max UV Index7.9 (Very High)

Wind Gusts15 mph

Humidity10%

Indoor Humidity10% (Dry)

Dew Point19° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

80°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™77°

WindESE 13 mph

Air QualityPoor

Max UV Index5.8 (High)

Wind Gusts15 mph

Humidity10%

Indoor Humidity10% (Dry)

Dew Point19° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

81°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™77°

WindESE 12 mph

Air QualityPoor

Max UV Index4.3 (Moderate)

Wind Gusts14 mph

Humidity10%

Indoor Humidity10% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

80°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™76°

WindESE 12 mph

Air QualityPoor

Max UV Index2.8 (Moderate)

Wind Gusts14 mph

Humidity10%

Indoor Humidity10% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

78°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™74°

WindE 12 mph

Air QualityPoor

Max UV Index1.7 (Low)

Wind Gusts14 mph

Humidity11%

Indoor Humidity11% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

76°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™74°

WindESE 10 mph

Air QualityPoor

Max UV Index0.7 (Low)

Wind Gusts12 mph

Humidity12%

Indoor Humidity12% (Dry)

Dew Point19° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity14%

Indoor Humidity14% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

70°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity17%

Indoor Humidity17% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

67°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindW 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity19%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 9 mph

Air QualityFair

Wind Gusts12 mph

Humidity22%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 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 50° with a RealFeel® of 47°, partly sunny with a 0% 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.

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