Rock River Wyoming Climate Data

Monthly Average Climate Data for Rock River Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.0 °F32.6 °F0.62 in.
February13.2 °F34.3 °F0.65 in.
March20.7 °F44.0 °F0.98 in.
April26.6 °F51.6 °F1.53 in.
May35.0 °F62.2 °F2.28 in.
June43.3 °F73.9 °F1.51 in.
July49.4 °F82.2 °F1.38 in.
August47.0 °F80.2 °F1.07 in.
September38.7 °F71.5 °F1.16 in.
October28.7 °F57.0 °F1.19 in.
November19.6 °F42.5 °F0.9 in.
December12.2 °F32.6 °F0.69 in.
Annual28.9 °F55.4 °F13.96 in.

Climate Data for Rock River Wyoming

Average First Frost DateSep.1 - Sep. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year