Richardton North Dakota Climate Data

Monthly Average Climate Data for Richardton North Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-14.5 °C-4.1 °C8.64 mm
February-12.6 °C-1.9 °C10.41 mm
March-7.1 °C4.8 °C13.97 mm
April-1.1 °C12.3 °C32 mm
May5.3 °C18.7 °C67.31 mm
June10.9 °C23.9 °C86.11 mm
July13.9 °C28.3 °C63.5 mm
August13.1 °C28.2 °C46.23 mm
September7.7 °C22.6 °C46.48 mm
October0.6 °C13.4 °C38.61 mm
November-6.6 °C4.4 °C14.48 mm
December-12.1 °C-1.9 °C10.41 mm
Annual-0.2 °C12.4 °C438.15 mm

Climate Data for Richardton North Dakota

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -31.7°C to -28.9°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