Lynnfield Massachusetts Climate Data

Monthly Average Climate Data for Lynnfield Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.4 °F36.0 °F3.82 in.
February20.2 °F38.5 °F3.6 in.
March27.4 °F45.4 °F4.71 in.
April37.6 °F57.5 °F4.34 in.
May47.5 °F67.5 °F3.7 in.
June57.0 °F76.8 °F4.27 in.
July62.9 °F82.6 °F3.83 in.
August61.5 °F81.1 °F3.67 in.
September54.1 °F74.0 °F3.93 in.
October42.6 °F62.2 °F4.84 in.
November33.3 °F51.7 °F4.03 in.
December24.8 °F41.5 °F4.8 in.
Annual40.6 °F59.6 °F49.54 in.

Climate Data for Lynnfield Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation