Greybull Wyoming Climate Data

Monthly Average Climate Data for Greybull Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.7 °F29.4 °F0.24 in.
February10.5 °F36.3 °F0.27 in.
March22.4 °F50.8 °F0.27 in.
April31.8 °F60.6 °F0.66 in.
May42.3 °F70.3 °F1.28 in.
June50.8 °F81.2 °F1.15 in.
July56.8 °F90.8 °F0.46 in.
August53.5 °F88.8 °F0.3 in.
September43.5 °F77.3 °F0.85 in.
October31.7 °F61.5 °F0.7 in.
November18.7 °F44.7 °F0.37 in.
December7.4 °F31.7 °F0.24 in.
Annual31.2 °F60.3 °F6.79 in.

Climate Data for Greybull Wyoming

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate