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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
Bradford
Concord
Contoocook
Franklin
Henniker
Hooksett
Loudon
New London
Pittsfield
Tilton Northfield
Warner
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.