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Keystone, CO

64°F
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Keystone, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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6 PM

61°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 55%
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Thunderstorms

RealFeel Shade™60°

WindS 5 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts12 mph

Humidity47%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility10 mi

Cloud Ceiling30500 ft

7 PM

60°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™57°

WindSW 7 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts12 mph

Humidity44%

Indoor Humidity34% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.02 in

Visibility10 mi

Cloud Ceiling9000 ft

8 PM

60°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™55°

WindWSW 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts7 mph

Humidity46%

Indoor Humidity35% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover79%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

9 PM

55°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

WindESE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity56%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover72%

Visibility10 mi

Cloud Ceiling19300 ft

10 PM

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

WindSE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity63%

Indoor Humidity35% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling22900 ft

11 PM

50°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds

WindSE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity66%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling26400 ft

Hourly Weather Forecast for Keystone

AccuWeather's hourly forecast for Keystone provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 61° with a RealFeel® of 60°, thunderstorms with a 55% 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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  • Boulder, CO
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  • Fort Collins, CO
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