Mount Ayr Iowa Climate Data

Monthly Average Climate Data for Mount Ayr Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.7 °C-0.3 °C20.32 mm
February-8.4 °C2.6 °C32.51 mm
March-2.5 °C9.6 °C55.88 mm
April3.6 °C16.2 °C94.74 mm
May10.2 °C21.6 °C141.48 mm
June15.7 °C26.8 °C134.87 mm
July18.1 °C29.3 °C114.3 mm
August16.7 °C28.4 °C113.28 mm
September11.8 °C24.4 °C96.27 mm
October4.9 °C17.6 °C76.71 mm
November-1.8 °C9.4 °C53.59 mm
December-7.6 °C2.4 °C35.56 mm
Annual4.2 °C15.7 °C969.51 mm

Climate Data for Mount Ayr Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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