Glenrock Wyoming Climate Data

Monthly Average Climate Data for Glenrock Wyoming

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.9 °C3.3 °C10.16 mm
February-8.3 °C4.3 °C17.02 mm
March-4.3 °C9.9 °C22.86 mm
April-0.8 °C13.7 °C48.51 mm
May4.3 °C19.1 °C60.96 mm
June9.1 °C26 °C46.74 mm
July13.1 °C31.4 °C25.15 mm
August11.9 °C30.3 °C25.65 mm
September6.4 °C24.5 °C26.16 mm
October0.2 °C15.9 °C30.48 mm
November-5 °C8.5 °C15.24 mm
December-8.7 °C3.3 °C10.67 mm
Annual0.8 °C15.9 °C339.6 mm

Climate Data for Glenrock Wyoming

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateMay 11 - May 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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