Keene, NH Weather & Growing Conditions
This Afternoon
72°F
Sunny
Sunny. High near 72, with temperatures falling to around 66 in the afternoon. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Sunny | 5 mph S | 2% |
| Tonight | 52°F | Partly Cloudy | 5 mph S | 1% |
| Thursday | 66°F | Light Rain Likely | 5 to 10 mph S | 55% |
| Thursday Night | 57°F | Chance Light Rain | 0 to 5 mph S | 49% |
| Friday | 67°F | Chance Light Rain | 0 mph | 54% |
| Friday Night | 51°F | Light Rain Likely | 0 mph | 69% |
| Saturday | 61°F | Chance Light Rain | 0 to 5 mph N | 46% |
| Saturday Night | 41°F | Chance Light Rain | 0 to 5 mph NW | 42% |
| Sunday | 54°F | Chance Light Rain then Partly Sunny | 5 mph NW | 29% |
| Sunday Night | 33°F | Partly Cloudy | 0 to 5 mph W | 8% |
| Monday | 52°F | Slight Chance Light Rain then Mostly Sunny | 5 to 10 mph W | 15% |
| Monday Night | 30°F | Partly Cloudy | 5 mph W | 11% |
| Tuesday | 55°F | Mostly Sunny | 5 to 10 mph SW | 7% |
| Tuesday Night | 30°F | Partly Cloudy | 5 mph W | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Keene, NH
Last spring frost
May 8
First fall frost
Oct 3
Growing season
149 days
Hardiness zone
5b
Explore more for Keene, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Walpole 2S Nepp, Nh (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.