Broad Brook Connecticut Climate Data

Monthly Average Climate Data for Broad Brook Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F35.5 °F3.45 in.
February19.5 °F38.2 °F3.06 in.
March27.6 °F46.3 °F4.1 in.
April38.3 °F59.4 °F4.11 in.
May48.5 °F70.3 °F3.61 in.
June57.7 °F78.7 °F4.38 in.
July63.2 °F84.1 °F4.07 in.
August61.5 °F82.5 °F4.15 in.
September54.0 °F75.4 °F4.48 in.
October42.5 °F63.1 °F4.87 in.
November32.6 °F51.4 °F3.69 in.
December24.4 °F40.9 °F4.37 in.
Annual40.7 °F60.5 °F48.34 in.

Climate Data for Broad Brook Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation