Hillsboro North Dakota Climate Data

Monthly Average Climate Data for Hillsboro North Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January-1.7 °F15.9 °F0.62 in.
February2.2 °F21.1 °F0.6 in.
March15.9 °F33.8 °F0.95 in.
April30.9 °F52.1 °F1.27 in.
May43.6 °F66.7 °F2.9 in.
June55.3 °F76.3 °F4.08 in.
July58.7 °F80.7 °F3.66 in.
August55.5 °F79.7 °F2.68 in.
September46.7 °F71.0 °F2.77 in.
October34.5 °F55.1 °F2.03 in.
November20.0 °F37.3 °F0.82 in.
December6.5 °F22.0 °F0.77 in.
Annual30.7 °F51 °F23.15 in.

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 : -30°F to -25°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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