Hamilton North Dakota Climate Data

Monthly Average Climate Data for Hamilton North Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-19.9 °C-10.5 °C15.24 mm
February-18.3 °C-7.9 °C13.72 mm
March-10.4 °C-0.7 °C21.34 mm
April-1.7 °C9.8 °C27.43 mm
May5.4 °C18 °C80.52 mm
June11.8 °C23.4 °C98.81 mm
July13.9 °C25.9 °C82.04 mm
August12.2 °C25.7 °C70.61 mm
September7.4 °C20.6 °C57.4 mm
October0.5 °C11.5 °C43.43 mm
November-7.7 °C1.2 °C24.38 mm
December-15.7 °C-7.1 °C21.08 mm
Annual-1.9 °C9.2 °C556 mm

Climate Data for Hamilton North Dakota

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4a : -34.4°C to -31.7°C
Plant Hardiness Zone - 2012Zone 3b : -37.2°C to -34.4°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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