Salem Connecticut Climate Data

Monthly Average Climate Data for Salem Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.9 °C2.6 °C98.81 mm
February-6.2 °C4.1 °C85.85 mm
March-2.3 °C8.3 °C119.38 mm
April3.1 °C15.1 °C116.33 mm
May8.4 °C20.6 °C94.23 mm
June13.7 °C25.3 °C107.7 mm
July16.9 °C28.2 °C94.74 mm
August16.1 °C27.5 °C107.7 mm
September11.8 °C23.7 °C113.54 mm
October5.8 °C17.4 °C125.48 mm
November0.6 °C11.3 °C104.39 mm
December-3.6 °C5.8 °C120.65 mm
Annual4.8 °C15.8 °C1288.8 mm

Climate Data for Salem Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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