Merrimack, NH
New Hampshire · Honest neighborhood reviews
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Median Income
$121K
Median Home Price
$377K
Neighborhoods
1
Climate
Weather in Merrimack
❄️
Cold Continental
Very cold winters with heavy snowfall, warm to hot summers. Large seasonal temperature swings.
Avg High
60°F
Avg Low
42°F
Annual Rain
52.1"
Hottest / Coldest
Jul / Feb
Monthly temperatures & rain
36°
20°J
38°
18°F
47°
27°M
58°
38°A
70°
48°M
79°
57°J
82°
64°J
82°
63°A
73°
56°S
64°
47°O
50°
33°N
43°
28°D
Temp range (high / low)
Precipitation (relative)
Wettest: JulBased on 2021–2023 climate data · Open-Meteo ERA5 archive · Temperatures in °F