Lowell Massachusetts Climate Data

Monthly Average Climate Data for Lowell Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.8 °F34.7 °F3.64 in.
February17.7 °F37.7 °F3.3 in.
March25.3 °F45.3 °F4.35 in.
April35.8 °F58.2 °F3.93 in.
May46.2 °F68.8 °F3.81 in.
June55.5 °F77.9 °F4.22 in.
July61.3 °F83.6 °F3.78 in.
August59.6 °F82.1 °F3.79 in.
September51.8 °F74.8 °F3.85 in.
October39.8 °F62.2 °F4.86 in.
November30.8 °F50.8 °F3.87 in.
December22.3 °F40.3 °F4.44 in.
Annual38.5 °F59.7 °F47.84 in.

Climate Data for Lowell Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
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 ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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