Lynn, MA Weather & Growing Conditions
This Afternoon
71°F
Mostly Cloudy
Mostly cloudy. High near 71, with temperatures falling to around 65 in the afternoon. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Mostly Cloudy | 5 mph S | 3% |
| Tonight | 53°F | Mostly Cloudy | 6 mph SW | 4% |
| Wednesday | 76°F | Mostly Sunny | 6 to 12 mph SW | 5% |
| Wednesday Night | 56°F | Partly Cloudy | 8 mph SW | 3% |
| Thursday | 74°F | Mostly Cloudy | 7 to 13 mph SW | 13% |
| Thursday Night | 61°F | Mostly Cloudy then Chance Light Rain | 6 to 9 mph SW | 52% |
| Friday | 69°F | Rain | 7 mph S | 84% |
| Friday Night | 56°F | Rain | 7 mph S | 84% |
| Saturday | 63°F | Light Rain | 9 mph NW | 76% |
| Saturday Night | 46°F | Chance Light Rain | 8 mph NW | 50% |
| Sunday | 59°F | Chance Light Rain | 6 to 9 mph W | 26% |
| Sunday Night | 41°F | Partly Cloudy | 7 mph W | 11% |
| Monday | 57°F | Slight Chance Light Rain | 8 to 13 mph W | 20% |
| Monday Night | 40°F | Slight Chance Light Rain | 10 mph W | 21% |
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 (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.