Hourly Weather Forecast - Williamstown, NJ

12 AM
34°F
0%
9mph
SSW
Clear
Humidity
84%
Feels like
27°F
Dew Point
29°F
1 AM
34°F
0%
9mph
SSW
Clear
Humidity
85%
Feels like
27°F
Dew Point
30°F
2 AM
34°F
0%
9mph
SSW
Clear
Humidity
86%
Feels like
27°F
Dew Point
31°F
3 AM
34°F
0%
9mph
SSW
Clear
Humidity
87%
Feels like
27°F
Dew Point
31°F
4 AM
35°F
0%
9mph
SW
Mostly Clear
Humidity
86%
Feels like
28°F
Dew Point
31°F
5 AM
35°F
0%
8mph
SW
Mostly Clear
Humidity
86%
Feels like
28°F
Dew Point
31°F
6 AM
35°F
0%
7mph
WSW
Clear
Humidity
85%
Feels like
29°F
Dew Point
31°F
7 AM
36°F
0%
7mph
W
Clear
Humidity
81%
Feels like
31°F
Dew Point
31°F
7:17 AM
8 AM
38°F
0%
7mph
W
Mostly Sunny
Humidity
74%
Feels like
33°F
Dew Point
31°F
9 AM
41°F
0%
8mph
W
Mostly Sunny
Humidity
66%
Feels like
36°F
Dew Point
31°F
10 AM
43°F
0%
9mph
WNW
Partly Cloudy
Humidity
60%
Feels like
38°F
Dew Point
30°F
11 AM
44°F
0%
11mph
WNW
Mostly Sunny
Humidity
55%
Feels like
38°F
Dew Point
29°F
12 PM
44°F
0%
12mph
WNW
Mostly Sunny
Humidity
51%
Feels like
38°F
Dew Point
27°F
1 PM
44°F
0%
12mph
WNW
Mostly Sunny
Humidity
49%
Feels like
37°F
Dew Point
26°F
2 PM
42°F
0%
12mph
WNW
Mostly Sunny
Humidity
48%
Feels like
36°F
Dew Point
24°F
3 PM
40°F
0%
12mph
WNW
Mostly Sunny
Humidity
49%
Feels like
33°F
Dew Point
22°F
4 PM
38°F
0%
11mph
NW
Sunny
Humidity
51%
Feels like
30°F
Dew Point
21°F
4:38 PM
5 PM
35°F
0%
10mph
NW
Clear
Humidity
53%
Feels like
28°F
Dew Point
20°F
6 PM
33°F
0%
9mph
NW
Clear
Humidity
55%
Feels like
25°F
Dew Point
19°F
7 PM
31°F
0%
9mph
NW
Clear
Humidity
56%
Feels like
23°F
Dew Point
17°F
8 PM
29°F
0%
8mph
NW
Clear
Humidity
58%
Feels like
22°F
Dew Point
16°F
9 PM
28°F
0%
8mph
NW
Clear
Humidity
59%
Feels like
20°F
Dew Point
16°F
10 PM
27°F
0%
8mph
WNW
Clear
Humidity
60%
Feels like
19°F
Dew Point
15°F
11 PM
27°F
0%
7mph
WNW
Clear
Humidity
61%
Feels like
19°F
Dew Point
15°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

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