Richardton North Dakota Climate Data

Monthly Average Climate Data for Richardton North Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January5.9 °F24.7 °F0.34 in.
February9.3 °F28.6 °F0.41 in.
March19.3 °F40.6 °F0.55 in.
April30.1 °F54.2 °F1.26 in.
May41.5 °F65.6 °F2.65 in.
June51.6 °F75.1 °F3.39 in.
July57.0 °F82.9 °F2.5 in.
August55.5 °F82.7 °F1.82 in.
September45.9 °F72.7 °F1.83 in.
October33.0 °F56.2 °F1.52 in.
November20.2 °F39.9 °F0.57 in.
December10.3 °F28.5 °F0.41 in.
Annual31.6 °F54.3 °F17.25 in.

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 : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year