Cassopolis Michigan Climate Data

Monthly Average Climate Data for Cassopolis Michigan

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.3 °F31.0 °F2.86 in.
February19.4 °F34.0 °F2.23 in.
March27.1 °F44.7 °F2.36 in.
April38.1 °F57.3 °F3.52 in.
May49.6 °F68.9 °F4.14 in.
June58.9 °F78.2 °F4.12 in.
July62.5 °F82.1 °F3.94 in.
August60.9 °F80.5 °F4.17 in.
September53.3 °F74.4 °F3.42 in.
October42.0 °F61.2 °F3.86 in.
November32.4 °F47.3 °F2.93 in.
December23.5 °F36.0 °F2.53 in.
Annual40.4 °F58 °F40.08 in.

Climate Data for Cassopolis Michigan

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°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