Billerica Massachusetts Climate Data

Monthly Average Climate Data for Billerica Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.5 °F35.1 °F3.73 in.
February18.4 °F37.9 °F3.41 in.
March25.8 °F45.3 °F4.55 in.
April36.1 °F58.0 °F4.1 in.
May46.3 °F68.4 °F3.69 in.
June55.6 °F77.3 °F4.21 in.
July61.4 °F83.1 °F3.72 in.
August59.9 °F81.7 °F3.72 in.
September52.1 °F74.7 °F3.76 in.
October40.7 °F62.3 °F4.82 in.
November31.4 °F51.2 °F3.93 in.
December23.1 °F40.8 °F4.68 in.
Annual38.9 °F59.7 °F48.32 in.

Climate Data for Billerica Massachusetts

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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