Clinton Connecticut Climate Data

Monthly Average Climate Data for Clinton Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.0 °F39.0 °F3.72 in.
February24.8 °F40.5 °F3.32 in.
March30.7 °F46.9 °F4.61 in.
April39.7 °F58.5 °F4.6 in.
May48.6 °F67.9 °F3.77 in.
June58.5 °F76.4 °F4.3 in.
July65.3 °F82.2 °F3.44 in.
August64.9 °F80.6 °F4.17 in.
September58.0 °F75.5 °F4.35 in.
October48.1 °F64.7 °F4.69 in.
November38.7 °F53.9 °F3.98 in.
December30.1 °F44.4 °F4.54 in.
Annual44.3 °F60.9 °F49.49 in.

Climate Data for Clinton Connecticut

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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