Plantsville Connecticut Climate Data

Monthly Average Climate Data for Plantsville Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.2 °F36.6 °F3.81 in.
February20.5 °F39.1 °F3.4 in.
March28.0 °F46.9 °F4.6 in.
April38.2 °F59.3 °F4.19 in.
May48.4 °F70.2 °F4.02 in.
June57.8 °F78.5 °F4.63 in.
July63.3 °F84.1 °F4.21 in.
August61.7 °F82.3 °F4.14 in.
September54.4 °F75.4 °F4.52 in.
October42.7 °F63.4 °F5.28 in.
November33.0 °F52.0 °F3.98 in.
December24.9 °F41.8 °F4.7 in.
Annual41 °F60.8 °F51.48 in.

Climate Data for Plantsville 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 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation