James Town Wyoming Climate Data

Monthly Average Climate Data for James Town Wyoming

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.3 °C0.6 °C14.48 mm
February-11.4 °C2.7 °C13.46 mm
March-6 °C8.6 °C20.07 mm
April-2.3 °C13.4 °C29.72 mm
May2.4 °C19 °C39.62 mm
June6.7 °C25.6 °C24.64 mm
July10.3 °C30.3 °C12.95 mm
August9.3 °C29.4 °C16.26 mm
September4.2 °C24.1 °C25.65 mm
October-1.5 °C15.9 °C26.42 mm
November-7.2 °C7.3 °C16.76 mm
December-12.4 °C1.1 °C13.21 mm
Annual-1.8 °C14.8 °C253.24 mm

Climate Data for James Town Wyoming

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
2024 plantmaps.com