Masonville Iowa Climate Data

Monthly Average Climate Data for Masonville Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.4 °F26.0 °F1.18 in.
February12.3 °F30.3 °F1.28 in.
March24.2 °F43.6 °F2.08 in.
April35.4 °F57.8 °F3.87 in.
May47.4 °F69.5 °F4.7 in.
June58.2 °F79.2 °F5.93 in.
July61.3 °F82.1 °F4.76 in.
August58.7 °F80.3 °F4.31 in.
September50.0 °F74.1 °F3.8 in.
October37.9 °F61.0 °F2.99 in.
November26.0 °F45.0 °F2.19 in.
December15.3 °F31.8 °F1.62 in.
Annual36.3 °F56.7 °F38.71 in.

Climate Data for Masonville 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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation