Monroe Michigan Climate Data

Monthly Average Climate Data for Monroe Michigan

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.8 °F32.8 °F2.43 in.
February20.1 °F35.6 °F1.96 in.
March27.7 °F45.1 °F2.58 in.
April38.6 °F57.7 °F3.39 in.
May50.3 °F69.7 °F3.84 in.
June60.4 °F80.1 °F3.4 in.
July64.2 °F84.0 °F3.46 in.
August62.6 °F82.1 °F3.73 in.
September55.6 °F75.8 °F2.9 in.
October43.6 °F62.6 °F2.69 in.
November33.5 °F48.8 °F2.75 in.
December25.0 °F37.7 °F2.39 in.
Annual41.7 °F59.3 °F35.52 in.

Climate Data for Monroe Michigan

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation