Munster Indiana Climate Data

Monthly Average Climate Data for Munster Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.8 °F32.6 °F2.23 in.
February20.4 °F36.2 °F2.19 in.
March29.4 °F46.9 °F2.37 in.
April39.5 °F59.2 °F3.83 in.
May50.3 °F69.9 °F4.35 in.
June60.4 °F79.7 °F4.73 in.
July65.1 °F83.8 °F4.25 in.
August63.5 °F82.1 °F4.16 in.
September55.9 °F76.1 °F3.32 in.
October44.1 °F63.4 °F3.59 in.
November33.3 °F49.5 °F2.84 in.
December23.5 °F37.6 °F2.35 in.
Annual41.9 °F59.8 °F40.21 in.

Climate Data for Munster Indiana

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation