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Suncook, NH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Suncook, a community in Merrimack County, New Hampshire.

Today
66°F
Sunny
Sunny, with a high near 66. Northwest wind around 0 mph.

7-day forecast for Suncook

WhenTempForecastWindPrecip
Today 66°F Sunny 0 mph 0%
Tonight 43°F Partly Cloudy 0 to 5 mph SE 0%
Sunday 58°F Mostly Cloudy then Rain 0 to 5 mph SE 93%
Sunday Night 44°F Rain then Rain Showers Likely 0 to 5 mph NE 85%
Monday 66°F Mostly Sunny 5 mph N 3%
Monday Night 42°F Mostly Cloudy 0 to 5 mph N 0%
Tuesday 62°F Partly Sunny 5 mph NE 0%
Tuesday Night 41°F Mostly Cloudy 0 to 5 mph NE 1%
Wednesday 62°F Partly Sunny 5 to 10 mph NE 1%
Wednesday Night 41°F Mostly Cloudy 0 to 5 mph NE 8%
Thursday 61°F Chance Rain Showers 5 to 10 mph NE 31%
Thursday Night 42°F Chance Rain Showers 5 to 15 mph NE 33%
Friday 63°F Chance Rain Showers 10 to 15 mph N 33%
Friday Night 43°F Chance Rain Showers 5 to 15 mph NE 33%

Forecast source: National Weather Service (api.weather.gov) for Suncook (43.136, -71.451). Updated through the day.

Growing snapshot for Suncook

Last spring frost
May 8
First fall frost
Oct 3
Growing season
146 days
Hardiness zone
6a

More local growing data for Suncook: nearby ZIP 03275 weather · frost dates · planting calendar · New Hampshire frost dates

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Climate data from the nearest NOAA station, Concord Muni Ap, Nh (4.4 mi from Suncook). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.