Harman US

Manchester, NH Weather & Growing Conditions

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

Today
86°F
Sunny
Sunny, with a high near 86. West wind 0 to 10 mph.

7-day forecast for Manchester

WhenTempForecastWindPrecip
Today 86°F Sunny 0 to 10 mph W 0%
Tonight 59°F Mostly Clear 0 to 5 mph SW 0%
Wednesday 87°F Mostly Sunny 0 to 5 mph SW 0%
Wednesday Night 66°F Partly Cloudy 0 to 5 mph SW 7%
Thursday 89°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph SW 37%
Thursday Night 69°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph SW 32%
Friday 91°F Mostly Sunny then Chance Showers And Thunderstorms 0 to 5 mph W 26%
Friday Night 68°F Slight Chance Showers And Thunderstorms 0 to 5 mph W 24%
Saturday 88°F Partly Sunny then Chance Showers And Thunderstorms 0 to 5 mph W 47%
Saturday Night 67°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph W 42%
Sunday 90°F Sunny 0 to 5 mph W 10%
Sunday Night 67°F Mostly Clear 0 to 5 mph W 9%
Monday 90°F Sunny 0 to 10 mph W 14%
Monday Night 66°F Partly Cloudy 5 to 10 mph W 14%

Forecast source: National Weather Service (api.weather.gov) for Manchester (42.985, -71.444). Updated through the day.

Growing snapshot for Manchester

Last spring frost
Apr 30
First fall frost
Oct 11
Growing season
164 days
Hardiness zone
6a

More local growing data for Manchester: nearby ZIP 03101 weather · frost dates · planting calendar · New Hampshire frost dates

Nearby towns & communities

All New Hampshire locations ›

Climate data from the nearest NOAA station, Massabesic Lake, Nh (3.7 mi from Manchester). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.