Boswell Indiana Climate Data

Monthly Average Climate Data for Boswell Indiana

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.3 °C0.3 °C56.13 mm
February-6.7 °C2.8 °C47.5 mm
March-1.6 °C9.3 °C69.09 mm
April4.2 °C16.9 °C102.11 mm
May10.7 °C22.9 °C111.76 mm
June15.9 °C27.6 °C128.02 mm
July17.4 °C28.8 °C114.55 mm
August16.2 °C28.1 °C86.61 mm
September11.9 °C25.6 °C77.98 mm
October5.7 °C18.6 °C82.04 mm
November-0.1 °C10.1 °C71.88 mm
December-5.2 °C3.2 °C57.66 mm
Annual5 °C16.2 °C1005.33 mm

Climate Data for Boswell 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 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation