Hourly Weather Forecast - Longmont, CO

12 AM
41°F
0%
6mph
WSW
Mostly Clear
Humidity
53%
Feels like
37°F
Dew Point
26°F
1 AM
40°F
0%
6mph
W
Mostly Clear
Humidity
55%
Feels like
36°F
Dew Point
26°F
2 AM
39°F
0%
5mph
W
Mostly Clear
Humidity
59%
Feels like
36°F
Dew Point
26°F
3 AM
38°F
0%
5mph
W
Mostly Clear
Humidity
62%
Feels like
35°F
Dew Point
26°F
4 AM
37°F
0%
4mph
W
Mostly Clear
Humidity
67%
Feels like
33°F
Dew Point
27°F
5 AM
35°F
0%
3mph
W
Mostly Clear
Humidity
73%
Feels like
32°F
Dew Point
27°F
6 AM
34°F
0%
3mph
WSW
Mostly Clear
Humidity
79%
Feels like
31°F
Dew Point
28°F
7 AM
35°F
0%
3mph
W
Mostly Clear
Humidity
78%
Feels like
35°F
Dew Point
29°F
7:13 AM
8 AM
39°F
0%
3mph
WSW
Mostly Sunny
Humidity
75%
Feels like
39°F
Dew Point
32°F
9 AM
44°F
0%
2mph
WSW
Mostly Sunny
Humidity
65%
Feels like
44°F
Dew Point
33°F
10 AM
47°F
0%
2mph
WSW
Mostly Sunny
Humidity
55%
Feels like
47°F
Dew Point
32°F
11 AM
50°F
0%
1mph
WSW
Mostly Sunny
Humidity
49%
Feels like
50°F
Dew Point
31°F
12 PM
53°F
0%
2mph
WSW
Mostly Sunny
Humidity
44%
Feels like
53°F
Dew Point
31°F
1 PM
55°F
0%
2mph
W
Mostly Sunny
Humidity
42%
Feels like
55°F
Dew Point
32°F
2 PM
55°F
0%
2mph
W
Mostly Sunny
Humidity
41%
Feels like
55°F
Dew Point
32°F
3 PM
53°F
0%
2mph
W
Mostly Sunny
Humidity
45%
Feels like
53°F
Dew Point
33°F
4 PM
49°F
0%
1mph
W
Mostly Sunny
Humidity
55%
Feels like
49°F
Dew Point
33°F
4:35 PM
5 PM
44°F
0%
1mph
WSW
Mostly Clear
Humidity
65%
Feels like
44°F
Dew Point
33°F
6 PM
41°F
0%
2mph
WSW
Mostly Clear
Humidity
70%
Feels like
41°F
Dew Point
32°F
7 PM
39°F
0%
3mph
WSW
Mostly Clear
Humidity
71%
Feels like
39°F
Dew Point
30°F
8 PM
38°F
0%
4mph
WSW
Mostly Clear
Humidity
69%
Feels like
36°F
Dew Point
29°F
9 PM
38°F
0%
4mph
WSW
Mostly Clear
Humidity
64%
Feels like
34°F
Dew Point
26°F
10 PM
38°F
0%
5mph
WSW
Partly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
25°F
11 PM
39°F
0%
6mph
WSW
Partly Cloudy
Humidity
55%
Feels like
34°F
Dew Point
24°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide