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Northeast weather to feel more like Thanksgiving than Memorial Day. See the temp forecast. Chevron right

Keystone, CO

53°F
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Keystone

Colorado

53°
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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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Hourly

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1 PM

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™48°

WindWNW 14 mph

Air QualityFair

Max UV Index12.1 (Extreme)

Wind Gusts24 mph

Humidity24%

Indoor Humidity30% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

57°
RealFeel® 60°
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°

WindWNW 14 mph

Air QualityFair

Max UV Index10.9 (Extreme)

Wind Gusts25 mph

Humidity24%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

57°
RealFeel® 59°
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°

WindWNW 14 mph

Air QualityFair

Max UV Index8.3 (Very High)

Wind Gusts25 mph

Humidity26%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

58°
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™52°

WindWNW 14 mph

Air QualityPoor

Max UV Index5.5 (Moderate)

Wind Gusts23 mph

Humidity26%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

57°
RealFeel® 55°
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™50°

WindWNW 14 mph

Air QualityPoor

Max UV Index3.8 (Moderate)

Wind Gusts21 mph

Humidity27%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

56°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™49°

WindWNW 14 mph

Air QualityPoor

Max UV Index2.4 (Low)

Wind Gusts18 mph

Humidity29%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

54°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny

RealFeel Shade™48°

WindWNW 12 mph

Air QualityPoor

Max UV Index1.3 (Low)

Wind Gusts14 mph

Humidity32%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

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

RealFeel Shade™49°

WindWNW 7 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts8 mph

Humidity37%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

49°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity42%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

46°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity48%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

43°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity53%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover37%

Visibility10 mi

Cloud Ceiling30000 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 55° with a RealFeel® of 58°, partly sunny 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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World North America United States Colorado Keystone

Weather Near Keystone:

  • Boulder, CO
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  • Fort Collins, CO
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