Vinton Iowa Climate Data

Monthly Average Climate Data for Vinton Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.9 °F27.8 °F1.17 in.
February14.9 °F32.4 °F1.26 in.
March26.2 °F45.6 °F2.1 in.
April37.4 °F60.4 °F3.82 in.
May49.5 °F71.6 °F4.89 in.
June60.0 °F81.0 °F5.5 in.
July63.3 °F84.2 °F4.36 in.
August60.6 °F82.3 °F4.31 in.
September52.0 °F76.2 °F3.71 in.
October40.0 °F63.0 °F2.98 in.
November27.9 °F46.8 °F2.1 in.
December17.3 °F33.5 °F1.58 in.
Annual38.3 °F58.7 °F37.78 in.

Climate Data for Vinton Iowa

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