Mountain Lakes, NH Weather & Growing Conditions
Tonight
41°F
Partly Cloudy
Partly cloudy, with a low around 41. Southeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 41°F | Partly Cloudy | 0 to 5 mph SE | 1% |
| Sunday | 53°F | Rain | 0 to 5 mph S | 85% |
| Sunday Night | 42°F | Rain Likely then Patchy Fog | 0 to 5 mph NE | 68% |
| Monday | 59°F | Patchy Fog then Partly Sunny | 5 mph N | 0% |
| Monday Night | 36°F | Mostly Cloudy | 0 to 5 mph N | 0% |
| Tuesday | 62°F | Mostly Sunny | 0 mph | 0% |
| Tuesday Night | 38°F | Partly Cloudy | 0 mph | 0% |
| Wednesday | 65°F | Mostly Sunny | 0 mph | 1% |
| Wednesday Night | 38°F | Partly Cloudy | 0 mph | 1% |
| Thursday | 64°F | Mostly Sunny then Slight Chance Rain Showers | 0 mph | 15% |
| Thursday Night | 40°F | Chance Rain Showers | 0 mph | 26% |
| Friday | 62°F | Chance Rain Showers | 0 mph | 31% |
| Friday Night | 43°F | Chance Rain Showers | 0 to 5 mph N | 33% |
| Saturday | 65°F | Chance Rain Showers | 5 mph N | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mountain Lakes, NH
Last spring frost
May 15
First fall frost
Sep 28
Growing season
133 days
Hardiness zone
5a
Explore more for Mountain Lakes, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Benton 5 Sw, Nh (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.