Hartwell Missouri Climate Data

Monthly Average Climate Data for Hartwell Missouri

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.3 °C4.6 °C43.18 mm
February-4.2 °C7.4 °C50.29 mm
March0.9 °C13.3 °C72.39 mm
April6.4 °C19.1 °C116.84 mm
May12.7 °C24.2 °C142.75 mm
June18.1 °C29.1 °C132.84 mm
July20.2 °C31.7 °C117.35 mm
August19 °C31.2 °C102.36 mm
September14.1 °C26.9 °C110.74 mm
October7.3 °C20.7 °C87.38 mm
November1.2 °C13.1 °C74.68 mm
December-3.8 °C6.8 °C54.61 mm
Annual7.1 °C19 °C1105.41 mm

Climate Data for Hartwell Missouri

Average First Frost DateOct. 21 - Oct. 31
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 ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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