Cheyenne Wyoming Climate Data

Monthly Average Climate Data for Cheyenne Wyoming

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.5 °C4.4 °C8.89 mm
February-8.6 °C4.7 °C11.18 mm
March-4.8 °C9.3 °C23.88 mm
April-1.6 °C12.6 °C42.16 mm
May3.8 °C17.7 °C68.07 mm
June8.8 °C24.5 °C59.69 mm
July12.4 °C28.6 °C52.32 mm
August11.4 °C27.6 °C48.77 mm
September6.7 °C23 °C39.12 mm
October0.3 °C15.4 °C27.69 mm
November-5 °C8.7 °C15.24 mm
December-8.6 °C4.1 °C10.41 mm
Annual0.5 °C15.1 °C407.42 mm

Climate Data for Cheyenne Wyoming

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
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 ConditionsSevere Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate