North Rock Springs Wyoming Climate Data

Monthly Average Climate Data for North Rock Springs Wyoming

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.7 °C0.3 °C13.72 mm
February-10.7 °C2.1 °C12.45 mm
March-5.6 °C7.8 °C17.02 mm
April-2.1 °C13 °C33.02 mm
May2.6 °C18.3 °C45.97 mm
June6.9 °C24.8 °C24.38 mm
July10.7 °C29.6 °C11.94 mm
August9.8 °C28.4 °C14.22 mm
September4.9 °C23.2 °C26.16 mm
October-0.7 °C15.2 °C21.08 mm
November-6.5 °C6.6 °C16.26 mm
December-11.8 °C0.3 °C12.45 mm
Annual-1.2 °C14.1 °C248.67 mm

Climate Data for North Rock Springs 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 : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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