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Union, NH Weather Forecast
Union, NH Weather Forecast Dated: 841 PM Tue Sep 15 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.
Tuesday, September 15, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
69°F 20°C
Overcast
Early-Evening
57°F 14°C
Overcast
Pleasant near 69°F 20°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
58°F 15°C
Cloudy
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
71°F 22°C
Cloudy
Comfortable with temperatures reaching 79°F 26°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
70°F 21°C
Drizzle
Early-Evening
62°F 17°C
Light Fog
Enjoyable around 70°F 21°C, dry early, with showers developing in the afternoon, with increasing humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
57°F 14°C
Partly Cloudy
Cool with a high near 66°F 19°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure rising. Winds turning from the NW to the N at 5 mph 8 km/h.
Saturday, September 19, 2026
Mid-Morning
51°F 11°C
Partly Cloudy
Mid-Afternoon
63°F 17°C
Partly Cloudy
Early-Evening
52°F 11°C
Overcast
Refreshing around 63°F 17°C, partly cloudy throughout the day, with increasing humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
58°F 14°C
Partly Cloudy
Early-Evening
54°F 12°C
Fog
Mildly cool near 58°F 14°C, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
49°F 10°C
Scattered Showers
Mid-Afternoon
55°F 13°C
Scattered Showers
Early-Evening
55°F 13°C
Light Fog
Chilly near 55°F 13°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
57°F 14°C
Sunny
Enjoyable around 68°F 20°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
47°F 9°C
Light Rain
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
48°F 10°C
Fog
Brisk around 50°F 10°C, locally heavy downpours at times, with increasing humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
49°F 10°C
Overcast
Mid-Afternoon
58°F 15°C
Overcast
Early-Evening
55°F 13°C
Cloudy
Mildly cool near 58°F 15°C, overcast throughout the day, with steady humidity and barometric pressure falling.
Friday, September 25, 2026
Mid-Morning
61°F 16°C
Light Rain
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
67°F 20°C
Scattered Showers
Comfortable at 66°F 19°C, scattered downpours possible, with steady humidity and steady pressure. Winds blowing from the SSW at 10 mph 17 km/h. Gusts up to 28 mph 45 km/h.
Saturday, September 26, 2026
Mid-Morning
66°F 19°C
Rain
Mid-Afternoon
68°F 20°C
Rain
Early-Evening
68°F 20°C
Light Showers
Comfortable with temperatures reaching 68°F 20°C, on-and-off showers throughout the day, with steady humidity and barometric pressure falling. Winds moving from the SSE to the SSW at 11 mph 18 km/h. Gusts up to 30 mph 48 km/h.
Sunday, September 27, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
67°F 20°C
Light Showers
Early-Evening
61°F 16°C
Light Showers
Refreshing around 67°F 20°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
52°F 11°C
Light Showers
Mid-Afternoon
52°F 11°C
Light Fog
Early-Evening
52°F 11°C
Light Fog
Cool and brisk at 52°F 11°C, scattered morning showers before drying out later, with steady humidity and steady pressure.
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