Jamaica Iowa Climate Data

Monthly Average Climate Data for Jamaica Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.8 °C-1.8 °C22.61 mm
February-9.6 °C0.8 °C30.73 mm
March-3.2 °C8.2 °C55.63 mm
April2.9 °C16 °C96.27 mm
May9.8 °C21.9 °C122.17 mm
June15.6 °C27.2 °C137.92 mm
July17.6 °C29.2 °C102.87 mm
August16.1 °C27.9 °C104.39 mm
September11.1 °C24.9 °C84.84 mm
October4.3 °C17.6 °C70.61 mm
November-2.6 °C8.6 °C43.43 mm
December-8.4 °C1.2 °C34.29 mm
Annual3.5 °C15.1 °C905.76 mm

Climate Data for Jamaica Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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