Billings Montana Climate Data

Monthly Average Climate Data for Billings Montana

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.7 °C3.2 °C13.21 mm
February-8.4 °C5.4 °C13.21 mm
March-4 °C11.1 °C24.38 mm
April0.8 °C15.5 °C47.24 mm
May5.8 °C20.7 °C59.94 mm
June10.5 °C26.2 °C59.69 mm
July13.8 °C31.6 °C33.27 mm
August12.4 °C30.9 °C21.34 mm
September7.4 °C25 °C37.85 mm
October1.2 °C16.7 °C38.35 mm
November-4.6 °C9.2 °C14.99 mm
December-8.9 °C3.6 °C14.73 mm
Annual1.4 °C16.6 °C378.2 mm

Climate Data for Billings Montana

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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