Hourly Weather Forecast - Union, NJ

12 AM
31°F
0%
0mph
WNW
Clear
Humidity
87%
Feels like
31°F
Dew Point
28°F
1 AM
31°F
0%
0mph
WNW
Clear
Humidity
87%
Feels like
31°F
Dew Point
27°F
2 AM
29°F
0%
0mph
W
Clear
Humidity
87%
Feels like
29°F
Dew Point
26°F
3 AM
28°F
0%
0mph
WNW
Clear
Humidity
87%
Feels like
28°F
Dew Point
25°F
4 AM
27°F
0%
0mph
N
Clear
Humidity
89%
Feels like
27°F
Dew Point
24°F
5 AM
26°F
0%
0mph
S
Hazy
Humidity
91%
Feels like
26°F
Dew Point
24°F
6 AM
26°F
0%
0mph
W
Clear
Humidity
90%
Feels like
26°F
Dew Point
23°F
7 AM
27°F
0%
0mph
WNW
Hazy
Humidity
91%
Feels like
27°F
Dew Point
24°F
7:15 AM
8 AM
29°F
0%
0mph
WSW
Mostly Sunny
Humidity
90%
Feels like
29°F
Dew Point
27°F
9 AM
32°F
0%
0mph
SSE
Partly Cloudy
Humidity
85%
Feels like
32°F
Dew Point
28°F
10 AM
36°F
0%
0mph
SSE
Partly Cloudy
Humidity
82%
Feels like
36°F
Dew Point
31°F
11 AM
39°F
0%
0mph
SSE
Partly Cloudy
Humidity
77%
Feels like
39°F
Dew Point
32°F
12 PM
41°F
0%
0mph
SSE
Partly Cloudy
Humidity
75%
Feels like
41°F
Dew Point
34°F
1 PM
43°F
0%
0mph
SSE
Partly Cloudy
Humidity
75%
Feels like
43°F
Dew Point
35°F
2 PM
43°F
0%
0mph
SSE
Partly Cloudy
Humidity
78%
Feels like
43°F
Dew Point
37°F
3 PM
42°F
0%
0mph
SE
Mostly Cloudy
Humidity
83%
Feels like
42°F
Dew Point
37°F
4 PM
41°F
0%
1mph
SE
Cloudy
Humidity
88%
Feels like
41°F
Dew Point
38°F
4:31 PM
5 PM
41°F
0%
1mph
SE
Cloudy
Humidity
90%
Feels like
41°F
Dew Point
38°F
6 PM
41°F
0%
1mph
SE
Cloudy
Humidity
92%
Feels like
41°F
Dew Point
39°F
7 PM
42°F
20%
1mph
SSE
Cloudy
Humidity
97%
Feels like
42°F
Dew Point
41°F
8 PM
42°F
40%
2mph
SSE
40% Chance of Light Rain
Humidity
96%
Feels like
42°F
Dew Point
42°F
9 PM
44°F
50%
2mph
SSE
50% Chance of Light Rain
Humidity
97%
Feels like
44°F
Dew Point
43°F
10 PM
45°F
70%
2mph
SSE
70% Chance of Light Rain
Humidity
97%
Feels like
45°F
Dew Point
44°F
11 PM
46°F
80%
3mph
S
80% Chance of Light Rain
Humidity
98%
Feels like
46°F
Dew Point
45°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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