Barnet, NH Weather & Growing Conditions
Today
78°F
Sunny
Sunny, with a high near 78. West wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Sunny | 5 to 10 mph W | 0% |
| Tonight | 59°F | Mostly Clear then Areas Of Fog | 0 to 5 mph SE | 0% |
| Wednesday | 81°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 64°F | Partly Cloudy | 0 to 5 mph S | 5% |
| Thursday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 36% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms then Mostly Cloudy | 0 mph | 33% |
| Friday | 82°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 45% |
| Friday Night | 64°F | Chance Showers And Thunderstorms | 0 mph | 43% |
| Saturday | 80°F | Chance Showers And Thunderstorms | 0 mph | 50% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Sunday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 18% |
| Sunday Night | 64°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SW | 26% |
| Monday | 81°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 51% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 48% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Barnet, NH
Last spring frost
May 13
First fall frost
Oct 3
Growing season
143 days
Hardiness zone
4b
Explore more for Barnet, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Saint Johnsbury, Vt (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.