Morning Sun Iowa Climate Data

Monthly Average Climate Data for Morning Sun Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.7 °F31.1 °F1.42 in.
February18.6 °F36.0 °F1.75 in.
March28.7 °F48.8 °F2.47 in.
April39.7 °F62.1 °F3.64 in.
May51.6 °F72.5 °F5.0 in.
June61.4 °F81.6 °F4.91 in.
July64.9 °F84.8 °F3.9 in.
August62.6 °F83.3 °F4.01 in.
September54.0 °F77.2 °F3.48 in.
October42.4 °F64.5 °F2.81 in.
November30.7 °F49.0 °F2.25 in.
December20.6 °F36.5 °F1.81 in.
Annual40.8 °F60.6 °F37.45 in.

Climate Data for Morning Sun Iowa

Average First Frost DateOct. 11 - Oct. 20
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