Gladbrook Iowa Climate Data

Monthly Average Climate Data for Gladbrook Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-12.1 °C-2.7 °C25.91 mm
February-9.9 °C-0.1 °C29.46 mm
March-3.7 °C7.2 °C52.83 mm
April2.6 °C15.2 °C94.74 mm
May9.6 °C21.5 °C125.73 mm
June15.6 °C26.8 °C141.48 mm
July17.3 °C28.6 °C108.71 mm
August15.8 °C27.5 °C107.44 mm
September10.8 °C24.2 °C86.87 mm
October4.1 °C16.8 °C67.82 mm
November-2.7 °C7.9 °C51.05 mm
December-8.6 °C0.6 °C38.1 mm
Annual3.2 °C14.5 °C930.14 mm

Climate Data for Gladbrook 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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