Boonville Missouri Climate Data

Monthly Average Climate Data for Boonville Missouri

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.8 °C3.3 °C44.45 mm
February-4.8 °C6.2 °C52.32 mm
March0.7 °C12.3 °C71.63 mm
April6.4 °C18.8 °C110.24 mm
May12.4 °C23.9 °C128.78 mm
June17.8 °C29 °C122.68 mm
July19.9 °C31.1 °C113.03 mm
August18.6 °C30.5 °C101.6 mm
September13.7 °C26.6 °C105.92 mm
October7.1 °C19.8 °C88.14 mm
November1.1 °C12.4 °C70.1 mm
December-4.1 °C5.7 °C51.82 mm
Annual6.8 °C18.3 °C1060.71 mm

Climate Data for Boonville 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 ConditionsExtreme Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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