Hourly Weather Forecast - Union, NH

12 AM
17°F
0%
5mph
W
Mostly Cloudy
Humidity
72%
Feels like
9°F
Dew Point
10°F
1 AM
17°F
0%
5mph
W
Partly Cloudy
Humidity
74%
Feels like
10°F
Dew Point
10°F
2 AM
17°F
0%
5mph
W
Mostly Cloudy
Humidity
77%
Feels like
9°F
Dew Point
11°F
3 AM
17°F
0%
6mph
W
Mostly Cloudy
Humidity
81%
Feels like
9°F
Dew Point
12°F
4 AM
17°F
0%
6mph
W
Mostly Cloudy
Humidity
82%
Feels like
9°F
Dew Point
13°F
5 AM
17°F
0%
6mph
W
Mostly Cloudy
Humidity
83%
Feels like
9°F
Dew Point
13°F
6 AM
18°F
0%
6mph
W
Partly Cloudy
Humidity
82%
Feels like
10°F
Dew Point
13°F
7 AM
19°F
0%
6mph
W
Partly Cloudy
Humidity
81%
Feels like
11°F
Dew Point
14°F
7:10 AM
8 AM
20°F
0%
6mph
W
Sunny
Humidity
76%
Feels like
13°F
Dew Point
14°F
9 AM
22°F
0%
6mph
W
Mostly Sunny
Humidity
75%
Feels like
15°F
Dew Point
16°F
10 AM
24°F
0%
6mph
W
Sunny
Humidity
73%
Feels like
17°F
Dew Point
17°F
11 AM
26°F
0%
6mph
W
Sunny
Humidity
67%
Feels like
19°F
Dew Point
17°F
12 PM
28°F
0%
6mph
WSW
Sunny
Humidity
64%
Feels like
21°F
Dew Point
17°F
1 PM
28°F
0%
6mph
WSW
Sunny
Humidity
61%
Feels like
21°F
Dew Point
16°F
2 PM
28°F
0%
6mph
WSW
Sunny
Humidity
63%
Feels like
21°F
Dew Point
17°F
3 PM
27°F
0%
5mph
WSW
Sunny
Humidity
67%
Feels like
21°F
Dew Point
17°F
4 PM
25°F
0%
4mph
WSW
Sunny
Humidity
71%
Feels like
21°F
Dew Point
17°F
4:08 PM
5 PM
24°F
0%
3mph
SW
Mostly Clear
Humidity
73%
Feels like
20°F
Dew Point
16°F
6 PM
22°F
0%
3mph
SW
Partly Cloudy
Humidity
76%
Feels like
22°F
Dew Point
16°F
7 PM
22°F
0%
3mph
SW
Mostly Cloudy
Humidity
75%
Feels like
18°F
Dew Point
15°F
8 PM
22°F
0%
4mph
SW
Mostly Cloudy
Humidity
75%
Feels like
17°F
Dew Point
16°F
9 PM
23°F
0%
5mph
SW
Cloudy
Humidity
75%
Feels like
16°F
Dew Point
16°F
10 PM
23°F
0%
6mph
SW
Mostly Cloudy
Humidity
76%
Feels like
16°F
Dew Point
17°F
11 PM
23°F
0%
6mph
SW
Mostly Cloudy
Humidity
74%
Feels like
16°F
Dew Point
16°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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