Ridgefield Connecticut Climate Data

Monthly Average Climate Data for Ridgefield Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.5 °C1.7 °C105.41 mm
February-6.6 °C3.5 °C78.23 mm
March-2.6 °C7.9 °C109.22 mm
April3.4 °C14.7 °C103.89 mm
May8.9 °C20.4 °C98.81 mm
June14.1 °C24.9 °C118.87 mm
July17.1 °C27.7 °C110.74 mm
August16.3 °C26.7 °C124.97 mm
September12.3 °C22.8 °C127 mm
October5.9 °C16.4 °C127.51 mm
November0.7 °C10.3 °C108.71 mm
December-4 °C4.4 °C118.87 mm
Annual4.8 °C15.1 °C1332.23 mm

Climate Data for Ridgefield Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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