Harrisonville Missouri Climate Data

Monthly Average Climate Data for Harrisonville Missouri

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.8 °C4.2 °C36.07 mm
February-4.8 °C6.6 °C47.24 mm
March0.7 °C12.6 °C69.6 mm
April6.3 °C18.4 °C115.06 mm
May12.3 °C23.4 °C149.1 mm
June17.6 °C28.5 °C138.43 mm
July19.9 °C31.2 °C113.28 mm
August18.7 °C30.6 °C105.41 mm
September14 °C26.6 °C108.71 mm
October7.2 °C19.8 °C92.96 mm
November1.1 °C12.6 °C65.79 mm
December-4.4 °C6.3 °C50.04 mm
Annual6.8 °C18.4 °C1091.69 mm

Climate Data for Harrisonville Missouri

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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