Columbus Junction Iowa Climate Data

Monthly Average Climate Data for Columbus Junction Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.9 °F31.3 °F1.33 in.
February18.4 °F35.7 °F1.72 in.
March29.2 °F48.7 °F2.41 in.
April40.2 °F62.1 °F3.85 in.
May51.9 °F72.7 °F5.24 in.
June61.9 °F82.1 °F4.9 in.
July65.5 °F85.7 °F4.21 in.
August63.1 °F83.7 °F4.29 in.
September54.5 °F77.8 °F3.5 in.
October42.8 °F64.5 °F2.87 in.
November31.1 °F49.4 °F2.29 in.
December20.7 °F36.4 °F1.74 in.
Annual41.2 °F60.8 °F38.35 in.

Climate Data for Columbus Junction 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 : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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