Hourly Weather Forecast - Boulder, CO

12 AM
48°F
10%
9mph
WSW
Clear
Humidity
55%
Feels like
44°F
Dew Point
32°F
1 AM
47°F
10%
8mph
WSW
Clear
Humidity
55%
Feels like
43°F
Dew Point
32°F
2 AM
46°F
0%
8mph
WSW
Clear
Humidity
56%
Feels like
42°F
Dew Point
31°F
3 AM
44°F
0%
8mph
WSW
Clear
Humidity
59%
Feels like
40°F
Dew Point
31°F
4 AM
42°F
0%
8mph
WSW
Clear
Humidity
63%
Feels like
37°F
Dew Point
30°F
5 AM
40°F
0%
8mph
WSW
Clear
Humidity
65%
Feels like
34°F
Dew Point
29°F
6 AM
39°F
0%
8mph
WSW
Clear
Humidity
67%
Feels like
34°F
Dew Point
29°F
7 AM
39°F
0%
7mph
WSW
Clear
Humidity
68%
Feels like
34°F
Dew Point
29°F
7:21 AM
8 AM
40°F
0%
7mph
WSW
Sunny
Humidity
65%
Feels like
35°F
Dew Point
29°F
9 AM
44°F
0%
8mph
WSW
Sunny
Humidity
56%
Feels like
39°F
Dew Point
29°F
10 AM
48°F
0%
10mph
WSW
Sunny
Humidity
47%
Feels like
44°F
Dew Point
29°F
11 AM
52°F
10%
11mph
WSW
Mostly Sunny
Humidity
39%
Feels like
52°F
Dew Point
28°F
12 PM
55°F
10%
12mph
WSW
Sunny
Humidity
33%
Feels like
55°F
Dew Point
27°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide