Keene, NH Weather & Growing Conditions
This Afternoon
63°F
Mostly Sunny
Mostly sunny, with a high near 63. West wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Mostly Sunny | 0 mph | 0% |
| Tonight | 42°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Sunday | 52°F | Rain | 5 mph SE | 100% |
| Sunday Night | 43°F | Rain then Patchy Fog | 0 to 5 mph NE | 78% |
| Monday | 62°F | Patchy Fog then Mostly Sunny | 5 mph N | 0% |
| Monday Night | 40°F | Mostly Cloudy | 0 to 5 mph N | 0% |
| Tuesday | 60°F | Partly Sunny | 5 mph NE | 1% |
| Tuesday Night | 39°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Wednesday | 60°F | Mostly Sunny | 5 to 10 mph E | 1% |
| Wednesday Night | 38°F | Partly Cloudy | 0 to 5 mph E | 4% |
| Thursday | 60°F | Slight Chance Rain Showers | 5 to 10 mph NE | 17% |
| Thursday Night | 41°F | Chance Rain Showers | 5 mph NE | 30% |
| Friday | 60°F | Chance Rain Showers | 5 to 10 mph NE | 34% |
| Friday Night | 43°F | Chance Rain Showers | 5 to 15 mph N | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Keene, NH
Last spring frost
May 15
First fall frost
Sep 27
Growing season
135 days
Hardiness zone
6a
Explore more for Keene, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Bradford 2, Nh (13.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.