Hourly Weather Forecast - Longmont, CO

1 PM
49°F
0%
4mph
WNW
Mostly Sunny
Humidity
52%
Feels like
48°F
Dew Point
32°F
2 PM
51°F
0%
4mph
WNW
Sunny
Humidity
48%
Feels like
51°F
Dew Point
32°F
3 PM
51°F
0%
4mph
WSW
Mostly Sunny
Humidity
48%
Feels like
51°F
Dew Point
33°F
4 PM
50°F
0%
4mph
S
Mostly Sunny
Humidity
52%
Feels like
48°F
Dew Point
33°F
4:34 PM
5 PM
48°F
0%
4mph
SSE
Mostly Clear
Humidity
56%
Feels like
46°F
Dew Point
33°F
6 PM
47°F
0%
5mph
SSE
Mostly Clear
Humidity
57%
Feels like
45°F
Dew Point
33°F
7 PM
47°F
0%
6mph
S
Mostly Clear
Humidity
57%
Feels like
44°F
Dew Point
32°F
8 PM
46°F
0%
6mph
SSW
Mostly Clear
Humidity
57%
Feels like
43°F
Dew Point
32°F
9 PM
46°F
0%
6mph
SSW
Mostly Clear
Humidity
56%
Feels like
42°F
Dew Point
31°F
10 PM
45°F
0%
6mph
SSW
Mostly Clear
Humidity
57%
Feels like
42°F
Dew Point
31°F
11 PM
44°F
0%
6mph
SSW
Mostly Clear
Humidity
58%
Feels like
41°F
Dew Point
31°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide