James Town Wyoming Climate Data

Monthly Average Climate Data for James Town Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.1 °F33.1 °F0.57 in.
February11.4 °F36.8 °F0.53 in.
March21.2 °F47.4 °F0.79 in.
April27.9 °F56.2 °F1.17 in.
May36.3 °F66.2 °F1.56 in.
June44.1 °F78.1 °F0.97 in.
July50.6 °F86.6 °F0.51 in.
August48.7 °F84.9 °F0.64 in.
September39.6 °F75.3 °F1.01 in.
October29.3 °F60.7 °F1.04 in.
November19.0 °F45.1 °F0.66 in.
December9.6 °F33.9 °F0.52 in.
Annual28.8 °F58.7 °F9.97 in.

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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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