New London, NH Weather & Growing Conditions
This Afternoon
74°F
Mostly Sunny
Mostly sunny. High near 74, with temperatures falling to around 65 in the afternoon. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Tonight | 50°F | Partly Cloudy | 0 to 5 mph S | 1% |
| Thursday | 66°F | Rain Showers Likely | 0 to 5 mph S | 56% |
| Thursday Night | 55°F | Chance Rain Showers | 0 to 5 mph SW | 28% |
| Friday | 69°F | Chance Light Rain | 0 mph | 39% |
| Friday Night | 49°F | Chance Light Rain | 0 mph | 43% |
| Saturday | 63°F | Chance Light Rain | 0 to 5 mph N | 42% |
| Saturday Night | 41°F | Light Rain Likely | 0 to 10 mph NW | 57% |
| Sunday | 55°F | Chance Light Rain | 10 mph NW | 46% |
| Sunday Night | 35°F | Partly Cloudy | 5 to 10 mph W | 6% |
| Monday | 51°F | Mostly Sunny | 10 mph W | 13% |
| Monday Night | 31°F | Partly Cloudy | 5 mph NW | 5% |
| Tuesday | 56°F | Mostly Sunny | 5 to 10 mph W | 4% |
| Tuesday Night | 32°F | Partly Cloudy | 5 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New London, NH
Last spring frost
May 2
First fall frost
Oct 9
Growing season
158 days
Hardiness zone
5b
Explore more for New London, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Mt Sunapee, Nh (8.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.