Hourly Weather Forecast - Waltham, MA

7:10 AM
8 AM
30°F
0%
6mph
WNW
Sunny
Humidity
55%
Feels like
24°F
Dew Point
16°F
9 AM
32°F
0%
5mph
WNW
Sunny
Humidity
52%
Feels like
27°F
Dew Point
16°F
10 AM
34°F
0%
4mph
WNW
Sunny
Humidity
48%
Feels like
29°F
Dew Point
16°F
11 AM
35°F
0%
4mph
W
Sunny
Humidity
46%
Feels like
31°F
Dew Point
16°F
12 PM
36°F
0%
5mph
W
Mostly Sunny
Humidity
44%
Feels like
32°F
Dew Point
17°F
1 PM
37°F
0%
5mph
WSW
Mostly Sunny
Humidity
43%
Feels like
33°F
Dew Point
17°F
2 PM
37°F
0%
4mph
WSW
Partly Cloudy
Humidity
45%
Feels like
33°F
Dew Point
17°F
3 PM
36°F
0%
3mph
SW
Partly Cloudy
Humidity
46%
Feels like
36°F
Dew Point
17°F
4 PM
34°F
0%
2mph
SSW
Partly Cloudy
Humidity
49%
Feels like
34°F
Dew Point
17°F
4:14 PM
5 PM
33°F
0%
3mph
SSW
Partly Cloudy
Humidity
53%
Feels like
33°F
Dew Point
18°F
6 PM
33°F
0%
4mph
SSW
Partly Cloudy
Humidity
57%
Feels like
30°F
Dew Point
19°F
7 PM
33°F
0%
4mph
S
Mostly Cloudy
Humidity
59%
Feels like
29°F
Dew Point
20°F
8 PM
33°F
0%
5mph
S
Mostly Cloudy
Humidity
63%
Feels like
28°F
Dew Point
22°F
9 PM
33°F
0%
6mph
S
Mostly Cloudy
Humidity
66%
Feels like
27°F
Dew Point
23°F
10 PM
33°F
0%
8mph
S
Partly Cloudy
Humidity
69%
Feels like
27°F
Dew Point
24°F
11 PM
34°F
0%
9mph
SSW
Mostly Cloudy
Humidity
72%
Feels like
27°F
Dew Point
26°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

Weekend Weather Outlook

Weekend 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

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