East Thermopolis Wyoming Climate Data

Monthly Average Climate Data for East Thermopolis Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.7 °F35.0 °F0.38 in.
February11.5 °F39.4 °F0.45 in.
March22.5 °F52.2 °F0.94 in.
April30.8 °F60.3 °F1.66 in.
May40.6 °F69.8 °F2.59 in.
June48.6 °F81.2 °F1.4 in.
July55.0 °F90.2 °F0.75 in.
August52.2 °F88.9 °F0.55 in.
September42.7 °F78.4 °F1.29 in.
October31.1 °F63.1 °F1.3 in.
November18.4 °F46.9 °F0.61 in.
December8.9 °F35.7 °F0.54 in.
Annual30.8 °F61.8 °F12.46 in.

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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBWk - Cold Desert Climate
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