Derry, NH Weather & Growing Conditions
This Afternoon
65°F
Mostly Sunny
Mostly sunny, with a high near 65. East wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Mostly Sunny | 0 to 5 mph E | 0% |
| Tonight | 45°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Sunday | 60°F | Mostly Cloudy then Rain | 0 to 5 mph SE | 89% |
| Sunday Night | 46°F | Rain | 5 mph NE | 86% |
| Monday | 66°F | Mostly Sunny | 5 mph N | 8% |
| Monday Night | 44°F | Mostly Cloudy | 0 to 5 mph NE | 0% |
| Tuesday | 60°F | Partly Sunny | 5 mph NE | 1% |
| Tuesday Night | 43°F | Mostly Cloudy | 0 to 5 mph NE | 1% |
| Wednesday | 61°F | Mostly Sunny | 5 to 10 mph NE | 1% |
| Wednesday Night | 43°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph NE | 15% |
| Thursday | 60°F | Chance Rain Showers | 5 to 10 mph NE | 31% |
| Thursday Night | 44°F | Chance Rain Showers | 5 to 10 mph NE | 33% |
| Friday | 62°F | Chance Rain Showers | 10 mph N | 33% |
| Friday Night | 45°F | Chance Rain Showers | 5 to 10 mph NE | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Derry, NH
Last spring frost
Apr 30
First fall frost
Oct 11
Growing season
162 days
Hardiness zone
6a
Explore more for Derry, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, W Hampstead, Nh (4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.