Guernsey Wyoming Climate Data

Monthly Average Climate Data for Guernsey Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.0 °F41.3 °F0.25 in.
February16.1 °F43.5 °F0.4 in.
March24.2 °F53.0 °F0.81 in.
April31.4 °F59.9 °F1.71 in.
May41.5 °F69.6 °F2.84 in.
June51.2 °F81.8 °F2.4 in.
July57.6 °F89.8 °F1.43 in.
August55.1 °F88.4 °F1.1 in.
September45.1 °F79.2 °F1.08 in.
October32.4 °F64.2 °F1.12 in.
November22.0 °F50.7 °F0.33 in.
December14.3 °F41.1 °F0.29 in.
Annual33.7 °F63.5 °F13.76 in.

Climate Data for Guernsey Wyoming

Average First Frost DateSep. 21 - Sep. 30
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 ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate