Swaledale Iowa Climate Data

Monthly Average Climate Data for Swaledale Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.6 °C-4.1 °C23.37 mm
February-11.3 °C-1.6 °C27.18 mm
March-4.6 °C5.4 °C51.05 mm
April1.8 °C13.9 °C99.06 mm
May8.8 °C20.7 °C130.56 mm
June14.7 °C26.3 °C142.75 mm
July16.6 °C27.9 °C114.81 mm
August15 °C26.7 °C102.62 mm
September10.1 °C23.3 °C84.33 mm
October3.2 °C15.9 °C64.26 mm
November-3.6 °C6.6 °C43.94 mm
December-9.8 °C-0.9 °C34.29 mm
Annual2.3 °C13.3 °C918.22 mm

Climate Data for Swaledale Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
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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