Hourly Weather Forecast - Plainsboro, NJ

12 AM
33°F
10%
6mph
SSW
Mostly Cloudy
Humidity
68%
Feels like
27°F
Dew Point
23°F
1 AM
33°F
10%
6mph
SSW
Mostly Cloudy
Humidity
67%
Feels like
27°F
Dew Point
24°F
2 AM
34°F
10%
6mph
SW
Mostly Cloudy
Humidity
67%
Feels like
28°F
Dew Point
24°F
3 AM
34°F
10%
6mph
SW
Mostly Cloudy
Humidity
67%
Feels like
29°F
Dew Point
24°F
4 AM
35°F
0%
6mph
SW
Cloudy
Humidity
67%
Feels like
29°F
Dew Point
25°F
5 AM
35°F
10%
5mph
SW
Cloudy
Humidity
68%
Feels like
30°F
Dew Point
25°F
6 AM
35°F
10%
5mph
SW
Cloudy
Humidity
69%
Feels like
30°F
Dew Point
26°F
7 AM
36°F
10%
4mph
WSW
Cloudy
Humidity
70%
Feels like
32°F
Dew Point
27°F
7:17 AM
8 AM
38°F
0%
5mph
WSW
Mostly Cloudy
Humidity
69%
Feels like
34°F
Dew Point
29°F
9 AM
40°F
0%
5mph
WSW
Partly Cloudy
Humidity
66%
Feels like
36°F
Dew Point
30°F
10 AM
42°F
0%
6mph
WSW
Partly Cloudy
Humidity
63%
Feels like
39°F
Dew Point
30°F
11 AM
44°F
10%
7mph
W
Partly Cloudy
Humidity
58%
Feels like
40°F
Dew Point
30°F
12 PM
45°F
10%
8mph
W
Partly Cloudy
Humidity
54%
Feels like
41°F
Dew Point
29°F
1 PM
46°F
10%
8mph
W
Mostly Sunny
Humidity
51%
Feels like
41°F
Dew Point
28°F
2 PM
45°F
10%
8mph
W
Mostly Sunny
Humidity
49%
Feels like
40°F
Dew Point
27°F
3 PM
43°F
10%
8mph
W
Mostly Sunny
Humidity
49%
Feels like
39°F
Dew Point
25°F
4 PM
41°F
0%
7mph
W
Sunny
Humidity
50%
Feels like
36°F
Dew Point
24°F
4:35 PM
5 PM
39°F
0%
7mph
WNW
Clear
Humidity
52%
Feels like
34°F
Dew Point
23°F
6 PM
37°F
0%
6mph
WNW
Clear
Humidity
53%
Feels like
32°F
Dew Point
22°F
7 PM
35°F
0%
6mph
WNW
Clear
Humidity
55%
Feels like
30°F
Dew Point
21°F
8 PM
33°F
0%
5mph
WNW
Clear
Humidity
58%
Feels like
28°F
Dew Point
20°F
9 PM
31°F
0%
5mph
WNW
Clear
Humidity
60%
Feels like
27°F
Dew Point
19°F
10 PM
30°F
10%
5mph
NW
Clear
Humidity
62%
Feels like
25°F
Dew Point
19°F
11 PM
29°F
10%
4mph
NW
Clear
Humidity
63%
Feels like
24°F
Dew Point
18°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday'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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