Brayton Iowa Climate Data

Monthly Average Climate Data for Brayton Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.6 °C-1.2 °C20.83 mm
February-9.3 °C1.6 °C29.46 mm
March-3.2 °C8.9 °C48.01 mm
April2.7 °C16.3 °C90.17 mm
May9.7 °C22.1 °C131.83 mm
June15.6 °C27.4 °C121.92 mm
July17.6 °C29.3 °C101.09 mm
August15.9 °C28.2 °C102.62 mm
September10.8 °C24.9 °C83.57 mm
October4.1 °C17.8 °C71.63 mm
November-2.9 °C8.8 °C40.39 mm
December-8.4 °C1.7 °C34.8 mm
Annual3.4 °C15.5 °C876.32 mm

Climate Data for Brayton Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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