Oakville Iowa Climate Data

Monthly Average Climate Data for Oakville Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.6 °F31.7 °F1.45 in.
February18.9 °F35.9 °F1.73 in.
March29.9 °F48.6 °F2.46 in.
April40.9 °F62.0 °F3.57 in.
May52.5 °F72.7 °F4.8 in.
June62.4 °F82.3 °F4.77 in.
July65.9 °F86.0 °F3.75 in.
August63.5 °F83.9 °F3.93 in.
September55.4 °F77.4 °F3.45 in.
October43.6 °F64.5 °F2.77 in.
November32.0 °F49.9 °F2.22 in.
December21.6 °F36.7 °F1.84 in.
Annual41.9 °F61 °F36.74 in.

Climate Data for Oakville Iowa

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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