Berlin, NH Weather & Growing Conditions
Today
70°F
Partly Sunny
Partly sunny. High near 70, with temperatures falling to around 63 in the afternoon. West wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Partly Sunny | 0 to 5 mph W | 3% |
| Tonight | 48°F | Partly Cloudy | 0 mph | 2% |
| Thursday | 66°F | Mostly Cloudy then Light Rain | 0 to 5 mph SW | 83% |
| Thursday Night | 50°F | Light Rain | 0 to 5 mph SW | 80% |
| Friday | 63°F | Chance Light Rain then Mostly Cloudy | 0 mph | 45% |
| Friday Night | 45°F | Light Rain Likely | 0 mph | 68% |
| Saturday | 57°F | Light Rain Likely | 0 mph | 61% |
| Saturday Night | 36°F | Chance Light Rain | 0 to 5 mph N | 53% |
| Sunday | 47°F | Chance Light Rain | 5 mph W | 46% |
| Sunday Night | 29°F | Mostly Cloudy then Chance Rain And Snow | 5 to 10 mph W | 27% |
| Monday | 43°F | Chance Rain And Snow | 5 to 10 mph W | 39% |
| Monday Night | 25°F | Chance Rain And Snow | 10 mph W | 33% |
| Tuesday | 45°F | Partly Sunny then Chance Light Rain | 5 to 10 mph SW | 32% |
| Tuesday Night | 25°F | Chance Rain And Snow | 10 to 15 mph W | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Berlin, NH
Last spring frost
May 8
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4b
Explore more for Berlin, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Jefferson, Nh (2.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.