Windsor Colorado Climate Data

Monthly Average Climate Data for Windsor Colorado

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10 °C5.1 °C8.38 mm
February-8.6 °C6.4 °C9.14 mm
March-3.8 °C12.6 °C19.56 mm
April0.4 °C16.3 °C46.23 mm
May6.1 °C21.2 °C59.18 mm
June11.3 °C27.9 °C41.66 mm
July14.2 °C31.2 °C29.21 mm
August12.8 °C29.9 °C36.07 mm
September7.8 °C25.7 °C28.45 mm
October1.1 °C18.1 °C26.67 mm
November-5.1 °C10.7 °C13.97 mm
December-9.9 °C4.9 °C11.94 mm
Annual1.4 °C17.5 °C330.46 mm

Climate Data for Windsor Colorado

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
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 ConditionsModerate Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate