Lynn, MA Weather & Growing Conditions
Tonight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. South wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 2 to 6 mph S | 0% |
| Sunday | 62°F | Rain Showers | 3 to 10 mph SE | 100% |
| Sunday Night | 54°F | Rain Showers | 8 to 13 mph NE | 99% |
| Monday | 64°F | Slight Chance Rain Showers then Partly Sunny | 8 to 13 mph NE | 23% |
| Monday Night | 53°F | Mostly Cloudy | 3 to 10 mph NE | 0% |
| Tuesday | 61°F | Partly Sunny | 10 to 14 mph NE | 2% |
| Tuesday Night | 53°F | Partly Cloudy | 8 to 14 mph NE | 1% |
| Wednesday | 62°F | Mostly Sunny | 14 to 21 mph NE | 1% |
| Wednesday Night | 53°F | Mostly Cloudy | 13 to 17 mph NE | 14% |
| Thursday | 61°F | Slight Chance Rain Showers | 16 to 22 mph NE | 24% |
| Thursday Night | 53°F | Chance Rain Showers | 17 to 21 mph NE | 37% |
| Friday | 62°F | Chance Rain Showers | 21 to 25 mph NE | 43% |
| Friday Night | 54°F | Chance Rain Showers | 21 to 24 mph NE | 45% |
| Saturday | 64°F | Chance Rain Showers | 21 to 25 mph N | 43% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lynn, MA
Last spring frost
Apr 25
First fall frost
Oct 20
Growing season
176 days
Hardiness zone
7a
Explore more for Lynn, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Marblehead, Ma (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.