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Concord, NH Weather & Growing Conditions

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

Today
86°F
Sunny
Sunny, with a high near 86. West wind 5 to 10 mph.

7-day forecast for Concord

WhenTempForecastWindPrecip
Today 86°F Sunny 5 to 10 mph W 0%
Tonight 57°F Mostly Clear 0 to 5 mph SW 0%
Wednesday 88°F Mostly Sunny 0 to 5 mph SW 0%
Wednesday Night 65°F Partly Cloudy 0 to 5 mph SW 7%
Thursday 90°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph SW 40%
Thursday Night 69°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph SW 34%
Friday 91°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph W 22%
Friday Night 67°F Slight Chance Showers And Thunderstorms 0 to 5 mph W 21%
Saturday 89°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 0 to 5 mph W 41%
Saturday Night 66°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph W 36%
Sunday 90°F Sunny 0 to 5 mph W 8%
Sunday Night 66°F Mostly Clear 0 to 5 mph W 7%
Monday 90°F Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph W 16%
Monday Night 64°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph W 16%

Forecast source: National Weather Service (api.weather.gov) for Concord (43.232, -71.561). Updated through the day.

Growing snapshot for Concord

Last spring frost
May 8
First fall frost
Oct 3
Growing season
146 days
Hardiness zone
5b

More local growing data for Concord: nearby ZIP 03301 weather · frost dates · planting calendar · New Hampshire frost dates

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Climate data from the nearest NOAA station, Concord Muni Ap, Nh (4.1 mi from Concord). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.