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Boulder, CO

54°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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Winter Center
Today WinterCast

Hourly

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

View hourly forecasts 10-days ahead

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WinterCast

4 - 8 in

Tue, 5/5, 6:00 AM - Wed, 5/6, 8:00 PM

Snow

8 AM

46°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

RealFeel Shade™41°

WindSSE 9 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts12 mph

Humidity50%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling18200 ft

9 AM

51°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

RealFeel Shade™46°

WindW 9 mph

Air QualityFair

Max UV Index2.9 (Moderate)

Wind Gusts10 mph

Humidity45%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover50%

Visibility10 mi

Cloud Ceiling20000 ft

10 AM

55°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™51°

WindW 9 mph

Air QualityPoor

Max UV Index4.7 (Moderate)

Wind Gusts12 mph

Humidity39%

Indoor Humidity39% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover47%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

60°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™56°

WindW 10 mph

Air QualityPoor

Max UV Index6.7 (High)

Wind Gusts13 mph

Humidity32%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

64°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™61°

WindW 10 mph

Air QualityPoor

Max UV Index8.9 (Very High)

Wind Gusts13 mph

Humidity27%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

68°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 11%
Chevron down
Partly sunny

RealFeel Shade™65°

WindWNW 10 mph

Air QualityPoor

Max UV Index9.9 (Very High)

Wind Gusts13 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

67°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Cloudy

RealFeel Shade™64°

WindNE 9 mph

Air QualityPoor

Max UV Index3.6 (Moderate)

Wind Gusts12 mph

Humidity25%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling15000 ft

3 PM

67°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™64°

WindENE 9 mph

Air QualityPoor

Max UV Index2.7 (Moderate)

Wind Gusts10 mph

Humidity26%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling14700 ft

4 PM

64°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Showers

RealFeel Shade™59°

WindENE 8 mph

Air QualityPoor

Max UV Index1.2 (Low)

Wind Gusts9 mph

Humidity32%

Indoor Humidity42% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4000 ft

5 PM

61°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Showers

RealFeel Shade™58°

WindENE 7 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts10 mph

Humidity41%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4000 ft

6 PM

59°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™58°

WindENE 6 mph

Air QualityPoor

Max UV Index0.8 (Low)

Wind Gusts10 mph

Humidity50%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling12800 ft

7 PM

56°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

RealFeel Shade™55°

WindENE 6 mph

Air QualityPoor

Max UV Index0.4 (Low)

Wind Gusts7 mph

Humidity58%

Indoor Humidity38% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling9200 ft

8 PM

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

WindENE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity72%

Indoor Humidity43% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.05 in

Visibility6 mi

Cloud Ceiling4000 ft

9 PM

52°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 48%
Chevron down
Cloudy

WindENE 5 mph

Air QualityPoor

Wind Gusts10 mph

Humidity78%

Indoor Humidity43% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2000 ft

10 PM

50°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindENE 5 mph

Air QualityPoor

Wind Gusts8 mph

Humidity81%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2000 ft

11 PM

47°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 70%
Chevron down
Rain

WindNE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity88%

Indoor Humidity41% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Rain0.05 in

Visibility6 mi

Cloud Ceiling2000 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 46° with a RealFeel® of 43°, intermittent clouds with a 7% 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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