Hillsboro North Dakota Climate Data

Monthly Average Climate Data for Hillsboro North Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-18.7 °C-8.9 °C15.75 mm
February-16.6 °C-6.1 °C15.24 mm
March-8.9 °C1 °C24.13 mm
April-0.6 °C11.2 °C32.26 mm
May6.4 °C19.3 °C73.66 mm
June12.9 °C24.6 °C103.63 mm
July14.8 °C27.1 °C92.96 mm
August13.1 °C26.5 °C68.07 mm
September8.2 °C21.7 °C70.36 mm
October1.4 °C12.8 °C51.56 mm
November-6.7 °C2.9 °C20.83 mm
December-14.2 °C-5.6 °C19.56 mm
Annual-0.7 °C10.5 °C588.01 mm

Climate Data for Hillsboro North Dakota

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4a : -34.4°C to -31.7°C
Plant Hardiness Zone - 2012Zone 4a : -34.4°C to -31.7°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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