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
76°F
Mostly Sunny
Mostly sunny. High near 76, with temperatures falling to around 68 in the afternoon. Southwest wind 0 to 5 mph.

7-day forecast for Manchester

WhenTempForecastWindPrecip
Today 76°F Mostly Sunny 0 to 5 mph SW 3%
Tonight 54°F Partly Cloudy 5 mph SW 2%
Thursday 73°F Mostly Cloudy then Chance Light Rain 5 to 10 mph S 43%
Thursday Night 59°F Chance Light Rain 0 to 5 mph SW 37%
Friday 70°F Light Rain Likely 0 mph 72%
Friday Night 53°F Light Rain 0 mph 87%
Saturday 64°F Light Rain Likely 0 to 5 mph N 70%
Saturday Night 41°F Chance Light Rain 5 mph NW 35%
Sunday 58°F Chance Light Rain then Partly Sunny 5 to 10 mph NW 29%
Sunday Night 35°F Partly Cloudy 0 to 5 mph W 6%
Monday 54°F Mostly Sunny then Slight Chance Light Rain 5 to 10 mph W 15%
Monday Night 32°F Partly Cloudy 5 mph W 13%
Tuesday 57°F Mostly Sunny 5 to 10 mph W 8%
Tuesday Night 31°F Partly Cloudy 5 mph W 8%

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 Nov 4, 2026.