Salem Connecticut Climate Data

Monthly Average Climate Data for Salem Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.6 °F36.7 °F3.89 in.
February20.8 °F39.3 °F3.38 in.
March27.9 °F46.9 °F4.7 in.
April37.6 °F59.1 °F4.58 in.
May47.1 °F69.1 °F3.71 in.
June56.6 °F77.6 °F4.24 in.
July62.4 °F82.8 °F3.73 in.
August60.9 °F81.5 °F4.24 in.
September53.3 °F74.6 °F4.47 in.
October42.5 °F63.3 °F4.94 in.
November33.1 °F52.3 °F4.11 in.
December25.6 °F42.4 °F4.75 in.
Annual40.6 °F60.5 °F50.74 in.

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 : -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