Dayton Indiana Climate Data

Monthly Average Climate Data for Dayton Indiana

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.5 °C1.3 °C67.31 mm
February-5.8 °C3.6 °C54.86 mm
March-0.8 °C10 °C72.9 mm
April5.1 °C17.4 °C100.08 mm
May11.3 °C23.4 °C112.01 mm
June16.2 °C28.1 °C123.19 mm
July17.9 °C29.2 °C112.27 mm
August16.7 °C28.7 °C87.12 mm
September12.7 °C26.1 °C77.98 mm
October6.6 °C19.1 °C77.22 mm
November0.9 °C10.7 °C82.3 mm
December-4.1 °C4.1 °C66.04 mm
Annual5.8 °C16.8 °C1033.28 mm

Climate Data for Dayton Indiana

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation