California Junction Iowa Climate Data

Monthly Average Climate Data for California Junction Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.5 °F31.6 °F0.74 in.
February16.3 °F36.5 °F0.93 in.
March27.1 °F49.5 °F1.81 in.
April38.1 °F62.5 °F3.31 in.
May50.6 °F73.0 °F4.74 in.
June61.4 °F83.0 °F4.98 in.
July65.3 °F86.4 °F3.51 in.
August62.4 °F84.4 °F3.92 in.
September53.1 °F78.1 °F3.3 in.
October40.4 °F65.1 °F2.41 in.
November27.7 °F49.4 °F1.41 in.
December17.5 °F35.9 °F1.27 in.
Annual39.4 °F61.3 °F32.33 in.

Climate Data for California Junction Iowa

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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