Hillsboro Missouri Climate Data

Monthly Average Climate Data for Hillsboro Missouri

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.3 °C5 °C70.36 mm
February-3.4 °C7.8 °C65.53 mm
March1.2 °C13.1 °C96.01 mm
April7.2 °C19.7 °C124.21 mm
May12.7 °C24.3 °C129.54 mm
June17.5 °C28.8 °C103.89 mm
July19.7 °C31 °C99.57 mm
August18.7 °C30.6 °C93.47 mm
September14.3 °C26.7 °C93.22 mm
October7.7 °C20.6 °C77.47 mm
November1.9 °C13.1 °C85.6 mm
December-2.6 °C6.9 °C72.9 mm
Annual7.5 °C19 °C1111.77 mm

Climate Data for Hillsboro Missouri

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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 ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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