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Longmont, CO

51°F
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Longmont, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

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

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8 AM

43°
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™36°

WindSSE 10 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts12 mph

Humidity39%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

50°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™44°

WindSSE 10 mph

Air QualityFair

Max UV Index2.9 (Moderate)

Wind Gusts13 mph

Humidity29%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

55°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™49°

WindSSE 13 mph

Air QualityFair

Max UV Index4.4 (Moderate)

Wind Gusts15 mph

Humidity22%

Indoor Humidity28% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

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

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™55°

WindSSE 14 mph

Air QualityFair

Max UV Index6.0 (High)

Wind Gusts16 mph

Humidity17%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

64°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™59°

WindSSE 15 mph

Air QualityFair

Max UV Index8.1 (Very High)

Wind Gusts18 mph

Humidity14%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

67°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™63°

WindS 16 mph

Air QualityFair

Max UV Index8.9 (Very High)

Wind Gusts20 mph

Humidity11%

Indoor Humidity25% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

70°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™66°

WindSW 14 mph

Air QualityFair

Max UV Index8.1 (Very High)

Wind Gusts18 mph

Humidity9%

Indoor Humidity9% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

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

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™68°

WindWSW 14 mph

Air QualityFair

Max UV Index6.0 (High)

Wind Gusts20 mph

Humidity8%

Indoor Humidity8% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

73°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™69°

WindWSW 15 mph

Air QualityFair

Max UV Index4.4 (Moderate)

Wind Gusts23 mph

Humidity7%

Indoor Humidity7% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

72°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™68°

WindW 15 mph

Air QualityFair

Max UV Index2.9 (Moderate)

Wind Gusts25 mph

Humidity7%

Indoor Humidity7% (Extremely Dry)

Dew Point3° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

70°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Red Flag Warning

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™66°

WindW 15 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts28 mph

Humidity7%

Indoor Humidity7% (Extremely Dry)

Dew Point2° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

67°
RealFeel® 64°
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

11:00 AM Friday - 8:00 PM Friday

RealFeel Shade™64°

WindW 15 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts28 mph

Humidity8%

Indoor Humidity18% (Extremely Dry)

Dew Point3° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

62°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindNW 14 mph

Air QualityFair

Wind Gusts23 mph

Humidity10%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

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

WindNNW 12 mph

Air QualityFair

Wind Gusts18 mph

Humidity14%

Indoor Humidity23% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

51°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindN 12 mph

Air QualityFair

Wind Gusts14 mph

Humidity23%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

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

WindNNE 12 mph

Air QualityFair

Wind Gusts14 mph

Humidity36%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Longmont

AccuWeather's hourly forecast for Longmont provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 43° with a RealFeel® of 38°, partly sunny 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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