Colebrook, NH Weather & Growing Conditions
Today
72°F
Sunny
Sunny, with a high near 72. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 5 to 10 mph NW | 0% |
| Tonight | 57°F | Mostly Clear then Areas Of Fog | 0 to 5 mph W | 1% |
| Wednesday | 77°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 61°F | Partly Cloudy | 0 to 5 mph SW | 3% |
| Thursday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 28% |
| Thursday Night | 64°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 mph | 26% |
| Friday | 76°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 65% |
| Friday Night | 61°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 59% |
| Saturday | 76°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 mph | 47% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 0 mph | 42% |
| Sunday | 77°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 22% |
| Sunday Night | 61°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SW | 31% |
| Monday | 75°F | Showers And Thunderstorms Likely | 5 mph W | 55% |
| Monday Night | 57°F | Chance Showers And Thunderstorms | 5 mph W | 53% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Colebrook, NH
Last spring frost
May 19
First fall frost
Sep 29
Growing season
131 days
Hardiness zone
4a
Explore more for Colebrook, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, N Stratford, Nh (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.