Monroe Indiana Climate Data

Monthly Average Climate Data for Monroe Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.2 °F33.1 °F2.69 in.
February20.2 °F36.8 °F2.27 in.
March28.6 °F47.6 °F2.79 in.
April39.1 °F60.8 °F3.96 in.
May50.4 °F71.9 °F4.53 in.
June60.4 °F80.9 °F4.47 in.
July63.5 °F84.4 °F4.47 in.
August61.2 °F82.5 °F3.92 in.
September53.7 °F76.9 °F3.09 in.
October42.8 °F64.5 °F2.88 in.
November32.6 °F49.9 °F3.01 in.
December23.9 °F38.0 °F2.49 in.
Annual41.2 °F60.6 °F40.57 in.

Climate Data for Monroe Indiana

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 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