South Bend Indiana Climate Data

Monthly Average Climate Data for South Bend Indiana

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.7 °C0.1 °C68.58 mm
February-6.6 °C1.9 °C60.45 mm
March-2.1 °C8.1 °C59.94 mm
April3.6 °C15.2 °C87.88 mm
May9.7 °C21.4 °C107.19 mm
June14.8 °C26.7 °C106.17 mm
July17.1 °C28.7 °C105.16 mm
August16.3 °C27.7 °C100.58 mm
September12.3 °C24.3 °C90.93 mm
October6.1 °C17.2 °C95.25 mm
November0.3 °C9.2 °C72.9 mm
December-4.4 °C2.9 °C62.48 mm
Annual5 °C15.3 °C1017.51 mm

Climate Data for South Bend Indiana

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com