Hourly Weather Forecast - Waltham, MA

12 AM
29°F
0%
12mph
W
Partly Cloudy
Humidity
52%
Feels like
18°F
Dew Point
13°F
1 AM
28°F
0%
12mph
W
Partly Cloudy
Humidity
53%
Feels like
17°F
Dew Point
13°F
2 AM
27°F
0%
12mph
W
Partly Cloudy
Humidity
54%
Feels like
16°F
Dew Point
12°F
3 AM
26°F
0%
11mph
W
Mostly Clear
Humidity
52%
Feels like
15°F
Dew Point
11°F
4 AM
25°F
0%
11mph
WNW
Mostly Clear
Humidity
52%
Feels like
15°F
Dew Point
10°F
5 AM
25°F
0%
10mph
WNW
Clear
Humidity
52%
Feels like
15°F
Dew Point
10°F
6 AM
24°F
0%
9mph
WNW
Clear
Humidity
53%
Feels like
15°F
Dew Point
10°F
7 AM
24°F
0%
8mph
WNW
Clear
Humidity
53%
Feels like
16°F
Dew Point
10°F
7:10 AM
8 AM
25°F
0%
7mph
WNW
Sunny
Humidity
50%
Feels like
17°F
Dew Point
9°F
9 AM
26°F
0%
6mph
WNW
Sunny
Humidity
44%
Feels like
19°F
Dew Point
8°F
10 AM
28°F
0%
6mph
W
Sunny
Humidity
40%
Feels like
22°F
Dew Point
7°F
11 AM
30°F
10%
5mph
W
Partly Cloudy
Humidity
39%
Feels like
25°F
Dew Point
8°F
12 PM
31°F
10%
5mph
W
Mostly Cloudy
Humidity
36%
Feels like
26°F
Dew Point
8°F
1 PM
32°F
10%
5mph
W
Cloudy
Humidity
36%
Feels like
27°F
Dew Point
8°F
2 PM
32°F
10%
5mph
W
Cloudy
Humidity
36%
Feels like
27°F
Dew Point
8°F
3 PM
32°F
10%
4mph
WSW
Cloudy
Humidity
38%
Feels like
28°F
Dew Point
9°F
4 PM
31°F
10%
4mph
SW
Mostly Cloudy
Humidity
42%
Feels like
28°F
Dew Point
11°F
4:14 PM
5 PM
31°F
10%
4mph
SW
Mostly Cloudy
Humidity
47%
Feels like
27°F
Dew Point
13°F
6 PM
31°F
10%
4mph
SSW
Cloudy
Humidity
54%
Feels like
26°F
Dew Point
16°F
7 PM
31°F
10%
5mph
SSW
Cloudy
Humidity
56%
Feels like
26°F
Dew Point
17°F
8 PM
31°F
10%
6mph
SSW
Cloudy
Humidity
63%
Feels like
26°F
Dew Point
20°F
9 PM
32°F
10%
6mph
SSW
Cloudy
Humidity
66%
Feels like
26°F
Dew Point
22°F
10 PM
32°F
20%
6mph
SSW
Cloudy
Humidity
71%
Feels like
26°F
Dew Point
24°F
11 PM
33°F
20%
7mph
SSW
Cloudy
Humidity
76%
Feels like
26°F
Dew Point
26°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.

Tuesday's Weather Outlook

Tuesday'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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