Brookfield Connecticut Climate Data

Monthly Average Climate Data for Brookfield Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C2.2 °C96.01 mm
February-6.7 °C3.8 °C75.69 mm
March-2.7 °C8.3 °C104.14 mm
April3.1 °C15.3 °C100.08 mm
May8.7 °C21.3 °C97.28 mm
June13.8 °C25.9 °C118.36 mm
July16.8 °C28.7 °C120.4 mm
August16 °C27.6 °C121.41 mm
September11.8 °C23.6 °C120.4 mm
October5.4 °C17.1 °C122.68 mm
November0 °C10.8 °C103.89 mm
December-4.3 °C4.8 °C111.76 mm
Annual4.5 °C15.8 °C1292.1 mm

Climate Data for Brookfield 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 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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