East Thermopolis Wyoming Climate Data

Monthly Average Climate Data for East Thermopolis Wyoming

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-14.1 °C1.7 °C9.65 mm
February-11.4 °C4.1 °C11.43 mm
March-5.3 °C11.2 °C23.88 mm
April-0.7 °C15.7 °C42.16 mm
May4.8 °C21 °C65.79 mm
June9.2 °C27.3 °C35.56 mm
July12.8 °C32.3 °C19.05 mm
August11.2 °C31.6 °C13.97 mm
September5.9 °C25.8 °C32.77 mm
October-0.5 °C17.3 °C33.02 mm
November-7.6 °C8.3 °C15.49 mm
December-12.8 °C2.1 °C13.72 mm
Annual-0.7 °C16.5 °C316.49 mm

Climate Data for East Thermopolis 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 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationBWk - Cold Desert Climate
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