Milton, NH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milton, a community in Strafford County, New Hampshire.
Today
82°F
Sunny
Sunny, with a high near 82. West wind 5 to 10 mph.
7-day forecast for Milton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 5 to 10 mph W | 0% |
| Tonight | 61°F | Mostly Clear | 0 to 5 mph W | 0% |
| Wednesday | 84°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 0 to 5 mph SW | 5% |
| Thursday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 39% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 34% |
| Friday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 24% |
| Friday Night | 68°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 23% |
| Saturday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 46% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 41% |
| Sunday | 86°F | Sunny | 5 mph W | 7% |
| Sunday Night | 68°F | Mostly Clear | 5 mph W | 7% |
| Monday | 86°F | Sunny then Slight Chance Rain Showers | 5 to 10 mph W | 15% |
| Monday Night | 65°F | Partly Cloudy | 5 to 10 mph W | 14% |
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 Aug 4, 2026.