Claremont, NH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Claremont, a city in Sullivan County, New Hampshire.
This Afternoon
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 66 in the afternoon. South wind around 5 mph.
7-day forecast for Claremont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Sunny | 5 mph S | 2% |
| Tonight | 53°F | Partly Cloudy | 5 mph S | 1% |
| Thursday | 67°F | Light Rain | 5 to 10 mph S | 80% |
| Thursday Night | 56°F | Chance Light Rain | 0 to 5 mph SW | 36% |
| Friday | 67°F | Chance Light Rain | 0 mph | 41% |
| Friday Night | 50°F | Light Rain Likely | 0 mph | 63% |
| Saturday | 61°F | Chance Light Rain | 0 to 5 mph N | 46% |
| Saturday Night | 41°F | Chance Light Rain | 5 mph NW | 39% |
| Sunday | 54°F | Chance Light Rain then Partly Sunny | 5 to 10 mph NW | 31% |
| Sunday Night | 33°F | Partly Cloudy | 5 mph W | 12% |
| Monday | 51°F | Slight Chance Light Rain | 5 to 10 mph W | 19% |
| Monday Night | 30°F | Partly Cloudy | 5 mph W | 13% |
| Tuesday | 54°F | Mostly Sunny | 5 to 10 mph SW | 9% |
| Tuesday Night | 30°F | Partly Cloudy | 5 to 10 mph W | 9% |
Forecast source: National Weather Service (api.weather.gov) for Claremont (43.386, -72.334). Updated through the day.
Growing snapshot for Claremont
Last spring frost
May 14
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5b
More local growing data for Claremont: nearby ZIP 03743 weather · frost dates · planting calendar · New Hampshire frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Newport, Nh (7.4 mi from Claremont). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.