Seabrook Massachusetts Climate Data

Monthly Average Climate Data for Seabrook Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.9 °F39.0 °F4.22 in.
February24.8 °F39.9 °F3.72 in.
March30.5 °F45.1 °F5.18 in.
April39.3 °F53.7 °F4.4 in.
May48.5 °F63.2 °F3.52 in.
June57.9 °F72.3 °F3.72 in.
July64.8 °F78.8 °F2.99 in.
August64.2 °F78.3 °F3.68 in.
September57.7 °F72.5 °F4.06 in.
October47.3 °F62.5 °F4.79 in.
November38.2 °F53.3 °F4.18 in.
December30.0 °F44.7 °F5.21 in.
Annual43.9 °F58.6 °F49.67 in.

Climate Data for Seabrook Massachusetts

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year