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Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right

Greenhorn, CO

72°F
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Greenhorn

Colorado

72°
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Greenhorn, CO Weather
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2 AM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

WindWSW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity13%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling33300 ft

3 AM

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

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

WindW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity16%

Indoor Humidity28% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover29%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

61°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

WindW 8 mph

Air QualityFair

Wind Gusts8 mph

Humidity21%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

58°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

WindWNW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity26%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

56°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

RealFeel Shade™54°

WindNW 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts7 mph

Humidity31%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

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

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

RealFeel Shade™57°

WindNNW 7 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts7 mph

Humidity29%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

65°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Air Quality Alert

1:11 PM Monday - 9:00 AM Tuesday

RealFeel Shade™63°

WindN 7 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts8 mph

Humidity26%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

71°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday

RealFeel Shade™68°

WindNNE 7 mph

Air QualityExcellent

Max UV Index3.8 (Moderate)

Wind Gusts7 mph

Humidity23%

Indoor Humidity23% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

76°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™73°

WindNNW 8 mph

Air QualityExcellent

Max UV Index5.4 (Moderate)

Wind Gusts9 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

79°
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
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™76°

WindSW 12 mph

Air QualityExcellent

Max UV Index8.4 (Very High)

Wind Gusts13 mph

Humidity19%

Indoor Humidity19% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

82°
RealFeel® 87°
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
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™78°

Heat Index80°

WindSSW 14 mph

Air QualityExcellent

Max UV Index11.2 (Extreme)

Wind Gusts15 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

85°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™80°

Heat Index82°

WindSSW 14 mph

Air QualityExcellent

Max UV Index12.2 (Extreme)

Wind Gusts15 mph

Humidity16%

Indoor Humidity16% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

87°
RealFeel® 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™83°

Heat Index84°

WindSSW 14 mph

Air QualityExcellent

Max UV Index11.2 (Extreme)

Wind Gusts22 mph

Humidity15%

Indoor Humidity15% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

88°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™84°

Heat Index84°

WindSSW 15 mph

Air QualityExcellent

Max UV Index8.4 (Very High)

Wind Gusts30 mph

Humidity15%

Indoor Humidity15% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

89°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™85°

Heat Index85°

WindSSW 16 mph

Air QualityExcellent

Max UV Index5.4 (Moderate)

Wind Gusts29 mph

Humidity14%

Indoor Humidity14% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

88°
RealFeel® 87°
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
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™84°

Heat Index85°

WindSSW 16 mph

Air QualityExcellent

Max UV Index3.8 (Moderate)

Wind Gusts28 mph

Humidity15%

Indoor Humidity15% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

87°
RealFeel® 85°
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
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™83°

Heat Index83°

WindSW 17 mph

Air QualityExcellent

Max UV Index2.3 (Low)

Wind Gusts25 mph

Humidity15%

Indoor Humidity15% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

85°
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
alerts

Evacuation Immediate

8:46 AM Monday - 7:12 PM Tuesday
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™81°

Heat Index82°

WindSW 16 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts24 mph

Humidity16%

Indoor Humidity16% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

82°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

RealFeel Shade™78°

Heat Index80°

WindWSW 15 mph

Air QualityExcellent

Max UV Index0.3 (Low)

Wind Gusts23 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

78°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Red Flag Warning

10:00 AM Tuesday - 10:00 PM Tuesday

WindWSW 14 mph

Air QualityExcellent

Wind Gusts21 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

75°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 12 mph

Air QualityExcellent

Wind Gusts16 mph

Humidity22%

Indoor Humidity22% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover67%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

72°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 10 mph

Air QualityExcellent

Wind Gusts12 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Greenhorn

AccuWeather's hourly forecast for Greenhorn provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 68° with a RealFeel® of 65°, mostly clear 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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