Milton, NH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milton, a community in Strafford County, New Hampshire.
Overnight
44°F
Mostly Clear
Mostly clear, with a low around 44. North wind around 0 mph.
7-day forecast for Milton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Mostly Clear | 0 mph | 0% |
| Saturday | 64°F | Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 44°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Sunday | 58°F | Mostly Cloudy then Rain | 0 to 5 mph S | 82% |
| Sunday Night | 46°F | Rain then Chance Rain Showers | 0 to 5 mph NE | 79% |
| Monday | 65°F | Mostly Sunny | 5 to 10 mph N | 3% |
| Monday Night | 43°F | Mostly Cloudy | 5 mph N | 0% |
| Tuesday | 60°F | Partly Sunny | 5 mph NE | 0% |
| Tuesday Night | 42°F | Partly Cloudy | 0 to 10 mph NE | 0% |
| Wednesday | 60°F | Mostly Sunny | 10 mph NE | 0% |
| Wednesday Night | 41°F | Partly Cloudy | 0 to 5 mph NE | 6% |
| Thursday | 59°F | Chance Rain Showers | 5 to 10 mph NE | 30% |
| Thursday Night | 44°F | Chance Rain Showers | 5 to 15 mph NE | 33% |
| Friday | 61°F | Chance Rain Showers | 10 to 15 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov) for Milton (43.403, -70.992). Updated through the day.
Growing snapshot for Milton
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
161 days
Hardiness zone
5b
More local growing data for Milton: nearby ZIP 03851 weather · frost dates · planting calendar · New Hampshire frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rochester Skyhaven Ap, Nh (12.2 mi from Milton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.