Lancaster, NH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lancaster, a community in Coos County, New Hampshire.
This Afternoon
64°F
Scattered Rain Showers
Scattered rain showers. Cloudy. High near 64, with temperatures falling to around 57 in the afternoon. Southeast wind around 2 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lancaster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Scattered Rain Showers | 2 mph SE | 51% |
| Tonight | 48°F | Scattered Rain Showers then Cloudy | 1 mph SE | 48% |
| Wednesday | 73°F | Partly Sunny | 3 mph SW | 4% |
| Wednesday Night | 48°F | Mostly Cloudy | 1 mph S | 2% |
| Thursday | 68°F | Light Rain Likely | 1 to 5 mph S | 71% |
| Thursday Night | 52°F | Light Rain Likely then Scattered Rain Showers | 2 mph SW | 62% |
| Friday | 65°F | Chance Light Rain | 0 mph | 37% |
| Friday Night | 46°F | Light Rain Likely | 1 mph NE | 69% |
| Saturday | 59°F | Light Rain Likely | 2 mph N | 66% |
| Saturday Night | 37°F | Light Rain Likely | 1 mph W | 62% |
| Sunday | 50°F | Chance Light Rain | 3 mph W | 41% |
| Sunday Night | 29°F | Slight Chance Light Rain | 1 mph W | 21% |
| Monday | 49°F | Chance Light Rain | 1 to 6 mph W | 34% |
| Monday Night | 26°F | Chance Rain And Snow | 3 mph W | 32% |
Forecast source: National Weather Service (api.weather.gov) for Lancaster (44.489, -71.574). Updated through the day.
Growing snapshot for Lancaster
Last spring frost
May 18
First fall frost
Sep 30
Growing season
132 days
Hardiness zone
4b
More local growing data for Lancaster: nearby ZIP 03584 weather · frost dates · planting calendar · New Hampshire frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lancaster, Nh (1.5 mi from Lancaster). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.