Greenville, NH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greenville, a community in Hillsborough County, New Hampshire.
Today
64°F
Mostly Sunny
Mostly sunny, with a high near 64. East wind around 0 mph.
7-day forecast for Greenville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 44°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 56°F | Chance Rain Showers then Rain | 0 to 5 mph SE | 90% |
| Sunday Night | 44°F | Rain then Rain Showers Likely | 0 to 5 mph NE | 86% |
| Monday | 62°F | Mostly Sunny | 5 mph N | 4% |
| Monday Night | 42°F | Mostly Cloudy | 5 mph N | 0% |
| Tuesday | 58°F | Partly Sunny | 5 mph NE | 1% |
| Tuesday Night | 41°F | Mostly Cloudy | 0 to 5 mph NE | 1% |
| Wednesday | 59°F | Partly Sunny | 5 to 15 mph NE | 1% |
| Wednesday Night | 41°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph NE | 17% |
| Thursday | 57°F | Chance Rain Showers | 10 mph NE | 32% |
| Thursday Night | 43°F | Chance Rain Showers | 5 to 15 mph NE | 34% |
| Friday | 60°F | Chance Rain Showers | 10 to 15 mph N | 34% |
| Friday Night | 44°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
Forecast source: National Weather Service (api.weather.gov) for Greenville (42.773, -71.801). Updated through the day.
Growing snapshot for Greenville
Last spring frost
May 10
First fall frost
Oct 6
Growing season
147 days
Hardiness zone
6a
More local growing data for Greenville: nearby ZIP 03048 weather · frost dates · planting calendar · New Hampshire frost dates
Nearby towns & communities
Amherst
Antrim
Bennington
East Merrimack
Francestown
Goffstown
Hancock
Hillsborough
Hudson
Klondike Corner
Manchester
Milford
Nashua
New Boston
Peterborough
Pinardville
South Hooksett
Wilton
Climate data from the nearest NOAA station, Greenville 1 Nne, Nh (3.3 mi from Greenville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.