Sibley North Dakota Climate Data

Monthly Average Climate Data for Sibley North Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January-1.6 °F16.0 °F0.53 in.
February2.2 °F21.1 °F0.51 in.
March15.3 °F33.5 °F0.85 in.
April29.5 °F51.2 °F1.15 in.
May42.5 °F65.9 °F2.87 in.
June54.2 °F75.1 °F3.79 in.
July58.0 °F80.0 °F3.61 in.
August55.0 °F79.1 °F2.86 in.
September46.0 °F70.4 °F2.43 in.
October33.3 °F54.7 °F1.8 in.
November18.9 °F36.8 °F0.73 in.
December6.3 °F22.1 °F0.72 in.
Annual30 °F50.5 °F21.85 in.

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