Hourly Weather Forecast - Jefferson, CO

12 AM
38°F
10%
16mph
W
Mostly Clear
Humidity
60%
Feels like
29°F
Dew Point
26°F
1 AM
38°F
0%
16mph
W
Mostly Clear
Humidity
60%
Feels like
29°F
Dew Point
26°F
2 AM
38°F
0%
16mph
W
Mostly Clear
Humidity
61%
Feels like
29°F
Dew Point
26°F
3 AM
38°F
0%
16mph
W
Mostly Clear
Humidity
60%
Feels like
29°F
Dew Point
25°F
4 AM
38°F
0%
15mph
W
Mostly Clear
Humidity
58%
Feels like
29°F
Dew Point
24°F
5 AM
38°F
0%
16mph
WNW
Mostly Clear
Humidity
55%
Feels like
29°F
Dew Point
23°F
6 AM
38°F
0%
16mph
WNW
Mostly Clear
Humidity
53%
Feels like
28°F
Dew Point
22°F
7 AM
38°F
0%
17mph
WNW
Mostly Clear
Humidity
49%
Feels like
29°F
Dew Point
21°F
7:18 AM
8 AM
40°F
0%
17mph
W
Mostly Sunny
Humidity
42%
Feels like
31°F
Dew Point
19°F
9 AM
43°F
0%
19mph
W
Mostly Sunny
Humidity
34%
Feels like
35°F
Dew Point
17°F
10 AM
46°F
0%
21mph
W
Windy
Humidity
27%
Feels like
38°F
Dew Point
14°F
11 AM
47°F
0%
22mph
W
Windy
Humidity
23%
Feels like
40°F
Dew Point
12°F
12 PM
48°F
0%
24mph
W
Windy
Humidity
21%
Feels like
41°F
Dew Point
10°F
1 PM
48°F
0%
25mph
W
Windy
Humidity
20%
Feels like
40°F
Dew Point
8°F
2 PM
47°F
0%
25mph
W
Windy
Humidity
20%
Feels like
38°F
Dew Point
8°F
3 PM
44°F
0%
24mph
W
Windy
Humidity
22%
Feels like
35°F
Dew Point
8°F
4 PM
42°F
10%
22mph
W
Windy
Humidity
25%
Feels like
32°F
Dew Point
9°F
4:42 PM
5 PM
39°F
10%
20mph
W
Clear
Humidity
29%
Feels like
30°F
Dew Point
10°F
6 PM
39°F
10%
19mph
W
Clear
Humidity
31%
Feels like
29°F
Dew Point
11°F
7 PM
39°F
10%
18mph
W
Clear
Humidity
32%
Feels like
30°F
Dew Point
11°F
8 PM
40°F
10%
17mph
W
Clear
Humidity
32%
Feels like
31°F
Dew Point
12°F
9 PM
40°F
10%
16mph
W
Clear
Humidity
33%
Feels like
32°F
Dew Point
13°F
10 PM
40°F
10%
15mph
W
Clear
Humidity
35%
Feels like
32°F
Dew Point
14°F
11 PM
40°F
10%
14mph
W
Clear
Humidity
36%
Feels like
32°F
Dew Point
15°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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