Hourly Weather Forecast - Union, NH

12 AM
22°F
0%
6mph
SW
Partly Cloudy
Humidity
76%
Feels like
15°F
Dew Point
16°F
1 AM
22°F
0%
6mph
SW
Partly Cloudy
Humidity
77%
Feels like
14°F
Dew Point
16°F
2 AM
22°F
0%
7mph
SW
Partly Cloudy
Humidity
78%
Feels like
14°F
Dew Point
16°F
3 AM
22°F
0%
7mph
SW
Mostly Clear
Humidity
80%
Feels like
13°F
Dew Point
17°F
4 AM
22°F
0%
8mph
SW
Mostly Clear
Humidity
81%
Feels like
13°F
Dew Point
17°F
5 AM
22°F
0%
8mph
SW
Clear
Humidity
82%
Feels like
12°F
Dew Point
17°F
6 AM
22°F
0%
8mph
SW
Mostly Clear
Humidity
83%
Feels like
13°F
Dew Point
18°F
7 AM
23°F
0%
8mph
SW
Mostly Clear
Humidity
82%
Feels like
14°F
Dew Point
19°F
7:11 AM
8 AM
25°F
0%
9mph
SW
Mostly Sunny
Humidity
79%
Feels like
16°F
Dew Point
20°F
9 AM
28°F
0%
10mph
SW
Mostly Sunny
Humidity
76%
Feels like
19°F
Dew Point
21°F
10 AM
31°F
0%
10mph
SW
Partly Cloudy
Humidity
74%
Feels like
22°F
Dew Point
23°F
11 AM
33°F
0%
11mph
SW
Mostly Sunny
Humidity
73%
Feels like
24°F
Dew Point
25°F
12 PM
34°F
0%
11mph
SW
Partly Cloudy
Humidity
73%
Feels like
26°F
Dew Point
27°F
1 PM
35°F
0%
11mph
WSW
Partly Cloudy
Humidity
75%
Feels like
27°F
Dew Point
28°F
2 PM
35°F
0%
11mph
WSW
Partly Cloudy
Humidity
79%
Feels like
27°F
Dew Point
29°F
3 PM
35°F
0%
11mph
WSW
Partly Cloudy
Humidity
81%
Feels like
27°F
Dew Point
30°F
4 PM
35°F
0%
11mph
WSW
Partly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
30°F
4:09 PM
5 PM
35°F
0%
11mph
WSW
Partly Cloudy
Humidity
84%
Feels like
27°F
Dew Point
30°F
6 PM
35°F
0%
11mph
W
Mostly Clear
Humidity
83%
Feels like
27°F
Dew Point
30°F
7 PM
35°F
0%
11mph
W
Mostly Clear
Humidity
82%
Feels like
27°F
Dew Point
30°F
8 PM
35°F
0%
12mph
W
Mostly Clear
Humidity
82%
Feels like
27°F
Dew Point
30°F
9 PM
35°F
0%
12mph
W
Mostly Clear
Humidity
80%
Feels like
27°F
Dew Point
29°F
10 PM
35°F
0%
11mph
WNW
Mostly Clear
Humidity
78%
Feels like
27°F
Dew Point
29°F
11 PM
34°F
0%
11mph
WNW
Mostly Clear
Humidity
77%
Feels like
26°F
Dew Point
28°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.

Monday's Weather Outlook

Today'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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