Dundee Iowa Climate Data

Monthly Average Climate Data for Dundee Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.3 °F25.8 °F1.19 in.
February12.2 °F30.2 °F1.27 in.
March24.1 °F43.4 °F2.12 in.
April35.4 °F57.8 °F3.95 in.
May47.4 °F69.5 °F4.83 in.
June58.0 °F79.2 °F5.85 in.
July61.2 °F82.1 °F4.91 in.
August58.7 °F80.2 °F4.09 in.
September49.9 °F74.1 °F3.71 in.
October37.8 °F61.0 °F3.01 in.
November25.9 °F44.9 °F2.21 in.
December15.2 °F31.7 °F1.64 in.
Annual36.2 °F56.7 °F38.78 in.

Climate Data for Dundee 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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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