Sherman Connecticut Climate Data

Monthly Average Climate Data for Sherman Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.1 °F35.2 °F3.44 in.
February19.0 °F38.2 °F2.82 in.
March26.3 °F46.3 °F3.81 in.
April37.1 °F59.2 °F3.88 in.
May47.3 °F69.8 °F3.79 in.
June56.4 °F77.9 °F4.59 in.
July61.8 °F83.0 °F4.69 in.
August60.3 °F81.2 °F4.9 in.
September52.9 °F73.9 °F4.67 in.
October41.2 °F62.2 °F4.95 in.
November31.6 °F51.0 °F3.82 in.
December23.5 °F40.0 °F4.2 in.
Annual39.5 °F59.8 °F49.56 in.

Climate Data for Sherman Connecticut

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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation