Dover, NH Weather & Growing Conditions
This Afternoon
70°F
Mostly Cloudy
Mostly cloudy. High near 70, with temperatures falling to around 61 in the afternoon. Southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Mostly Cloudy | 5 mph SE | 10% |
| Tonight | 48°F | Mostly Cloudy | 0 mph | 8% |
| Wednesday | 75°F | Mostly Sunny | 0 to 10 mph SW | 6% |
| Wednesday Night | 54°F | Partly Cloudy | 5 mph SW | 2% |
| Thursday | 73°F | Mostly Cloudy then Scattered Rain Showers | 5 to 10 mph SW | 28% |
| Thursday Night | 59°F | Mostly Cloudy then Scattered Rain Showers | 5 mph SW | 35% |
| Friday | 69°F | Light Rain | 0 to 5 mph S | 78% |
| Friday Night | 53°F | Light Rain | 0 to 5 mph NE | 84% |
| Saturday | 62°F | Light Rain Likely | 5 mph N | 72% |
| Saturday Night | 42°F | Chance Light Rain | 5 mph NW | 54% |
| Sunday | 59°F | Chance Light Rain | 5 to 10 mph W | 28% |
| Sunday Night | 35°F | Partly Cloudy | 5 mph W | 13% |
| Monday | 56°F | Slight Chance Light Rain | 5 to 15 mph W | 19% |
| Monday Night | 33°F | Slight Chance Light Rain | 5 to 10 mph W | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dover, NH
Last spring frost
May 3
First fall frost
Oct 10
Growing season
158 days
Hardiness zone
6a
Explore more for Dover, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Durham 2 N, Nh (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.