Waterford Connecticut Climate Data

Monthly Average Climate Data for Waterford Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.4 °C3.6 °C96.77 mm
February-4.6 °C4.6 °C83.57 mm
March-0.8 °C8.1 °C121.16 mm
April4.4 °C13.3 °C115.82 mm
May9.4 °C18.4 °C94.49 mm
June14.7 °C23.4 °C100.08 mm
July18.3 °C26.6 °C82.3 mm
August17.8 °C26.1 °C96.77 mm
September13.9 °C22.9 °C106.17 mm
October7.7 °C17.2 °C118.62 mm
November2.4 °C11.8 °C100.33 mm
December-1.9 °C6.8 °C119.63 mm
Annual6.3 °C15.2 °C1235.71 mm

Climate Data for Waterford Connecticut

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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