Brayton Iowa Climate Data

Monthly Average Climate Data for Brayton Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.2 °F29.9 °F0.82 in.
February15.2 °F34.8 °F1.16 in.
March26.2 °F48.0 °F1.89 in.
April36.9 °F61.3 °F3.55 in.
May49.5 °F71.7 °F5.19 in.
June60.0 °F81.4 °F4.8 in.
July63.6 °F84.7 °F3.98 in.
August60.7 °F82.8 °F4.04 in.
September51.4 °F76.8 °F3.29 in.
October39.3 °F64.0 °F2.82 in.
November26.8 °F47.9 °F1.59 in.
December16.8 °F35.0 °F1.37 in.
Annual38.1 °F59.9 °F34.5 in.

Climate Data for Brayton Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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