Keswick Iowa Climate Data

Monthly Average Climate Data for Keswick Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.8 °C-1.3 °C29.97 mm
February-8.8 °C1.3 °C36.83 mm
March-2.8 °C8.6 °C56.13 mm
April3.3 °C15.9 °C96.52 mm
May10.2 °C21.7 °C127.51 mm
June15.9 °C27.1 °C135.13 mm
July17.9 °C29.2 °C106.17 mm
August16.3 °C28.1 °C112.78 mm
September11.3 °C24.6 °C90.42 mm
October4.8 °C17.4 °C71.88 mm
November-1.8 °C8.8 °C54.61 mm
December-7.4 °C1.7 °C40.13 mm
Annual4 °C15.3 °C958.08 mm

Climate Data for Keswick Iowa

Average First Frost DateOct. 11 - Oct. 20
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 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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