Boone Colorado Climate Data

Monthly Average Climate Data for Boone Colorado

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.7 °C8.5 °C5.84 mm
February-7.9 °C9.9 °C5.84 mm
March-3.4 °C15.6 °C11.68 mm
April1.2 °C19.2 °C22.1 mm
May7.2 °C24.4 °C39.37 mm
June12.6 °C30.7 °C34.29 mm
July15.4 °C33.2 °C47.24 mm
August14.4 °C31.7 °C61.98 mm
September9.3 °C28 °C21.08 mm
October1.8 °C21.1 °C19.56 mm
November-4.8 °C13.9 °C8.89 mm
December-9.4 °C8.3 °C6.1 mm
Annual2.2 °C20.4 °C283.97 mm

Climate Data for Boone Colorado

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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