Jamestown Missouri Climate Data

Monthly Average Climate Data for Jamestown Missouri

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.1 °C3.9 °C54.36 mm
February-3.9 °C6.9 °C55.37 mm
March1.1 °C12.9 °C77.72 mm
April6.7 °C18.9 °C122.43 mm
May12.6 °C23.8 °C128.52 mm
June17.7 °C28.6 °C114.55 mm
July19.9 °C30.9 °C113.54 mm
August18.7 °C30.6 °C96.77 mm
September14.1 °C26.4 °C105.41 mm
October7.6 °C19.8 °C90.42 mm
November1.5 °C12.3 °C75.69 mm
December-3.6 °C5.9 °C57.4 mm
Annual7.2 °C18.4 °C1092.18 mm

Climate Data for Jamestown 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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