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Fall is right around the corner. Read AccuWeather's U.S. fall forecast Chevron right

Fort Collins, CO

66°F
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Fort Collins

Colorado

66°
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Fort Collins, CO Weather
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5 AM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Partly cloudy
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity54%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover43%

Visibility5 mi

Cloud Ceiling30000 ft

6 AM

64°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 28%
Chevron down
Intermittent clouds
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

WindNNW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity58%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility5 mi

Cloud Ceiling19400 ft

7 AM

68°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 19%
Chevron down
Partly sunny
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™67°

WindN 5 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts6 mph

Humidity54%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover41%

Visibility5 mi

Cloud Ceiling30000 ft

8 AM

74°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™72°

WindNNW 5 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts6 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

80°
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
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™78°

Heat Index80°

WindNNW 5 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts6 mph

Humidity34%

Indoor Humidity34% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover29%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

87°
RealFeel® 92°
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
Partly sunny
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™84°

Heat Index84°

WindNNW 5 mph

Air QualityFair

Max UV Index4.6 (Moderate)

Wind Gusts6 mph

Humidity25%

Indoor Humidity25% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

91°
RealFeel® 97°
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
Intermittent clouds
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™89°

Heat Index87°

WindNNW 5 mph

Air QualityPoor

Max UV Index6.5 (High)

Wind Gusts6 mph

Humidity20%

Indoor Humidity20% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

94°
RealFeel® 100°
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
Intermittent clouds
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™92°

Heat Index90°

WindNNW 7 mph

Air QualityPoor

Max UV Index7.6 (Very High)

Wind Gusts8 mph

Humidity18%

Indoor Humidity18% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

96°
RealFeel® 100°
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 3%
Chevron down
Mostly cloudy
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™93°

Heat Index92°

WindW 8 mph

Air QualityPoor

Max UV Index6.6 (High)

Wind Gusts9 mph

Humidity16%

Indoor Humidity16% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling26500 ft

2 PM

95°
RealFeel® 97°
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 47%
Chevron down
Mostly cloudy
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™92°

Heat Index91°

WindW 9 mph

Air QualityPoor

Max UV Index5.1 (Moderate)

Wind Gusts12 mph

Humidity17%

Indoor Humidity17% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling23000 ft

3 PM

92°
RealFeel® 88°
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 51%
Chevron down
Thunderstorms
alerts

Air Quality Alert

4:11 PM Sunday - 4:00 PM Monday

RealFeel Shade™86°

Heat Index89°

WindW 10 mph

Air QualityPoor

Max UV Index1.9 (Low)

Wind Gusts16 mph

Humidity22%

Indoor Humidity22% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover83%

Rain0.06 in

Visibility5 mi

Cloud Ceiling4000 ft

4 PM

90°
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 47%
Chevron down
Mostly cloudy

RealFeel Shade™86°

Heat Index86°

WindW 10 mph

Air QualityPoor

Max UV Index3.0 (Moderate)

Wind Gusts16 mph

Humidity24%

Indoor Humidity24% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover78%

Visibility10 mi

Cloud Ceiling23000 ft

5 PM

90°
RealFeel® 89°
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 19%
Chevron down
Intermittent clouds

RealFeel Shade™86°

Heat Index86°

WindW 10 mph

Air QualityPoor

Max UV Index2.4 (Low)

Wind Gusts16 mph

Humidity24%

Indoor Humidity24% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling26500 ft

6 PM

90°
RealFeel® 89°
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 19%
Chevron down
Intermittent clouds

RealFeel Shade™87°

Heat Index87°

WindW 9 mph

Air QualityPoor

Max UV Index1.8 (Low)

Wind Gusts16 mph

Humidity23%

Indoor Humidity23% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

88°
RealFeel® 86°
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 15%
Chevron down
Intermittent clouds

RealFeel Shade™86°

Heat Index85°

WindW 9 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts14 mph

Humidity25%

Indoor Humidity25% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling30000 ft

8 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 8%
Chevron down
Mostly sunny

RealFeel Shade™82°

Heat Index83°

WindW 8 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity29%

Indoor Humidity29% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

82°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 8%
Chevron down
Mostly clear

Heat Index81°

WindWSW 8 mph

Air QualityPoor

Wind Gusts9 mph

Humidity32%

Indoor Humidity32% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

79°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 8%
Chevron down
Mostly clear

WindW 7 mph

Air QualityPoor

Wind Gusts9 mph

Humidity36%

Indoor Humidity36% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

76°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 8%
Chevron down
Mostly clear

WindNW 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Fort Collins

AccuWeather's hourly forecast for Fort Collins provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 66° with a RealFeel® of 64°, partly cloudy with a 34% 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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