Mountain North Dakota Climate Data

Monthly Average Climate Data for Mountain North Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January-3.0 °F14.1 °F0.56 in.
February0.1 °F18.8 °F0.53 in.
March13.7 °F31.3 °F0.81 in.
April28.6 °F49.7 °F0.96 in.
May41.3 °F64.4 °F3.17 in.
June53.0 °F74.0 °F3.87 in.
July56.8 °F78.4 °F3.31 in.
August53.8 °F78.3 °F2.68 in.
September45.0 °F69.1 °F2.22 in.
October32.6 °F52.7 °F1.66 in.
November18.0 °F34.5 °F0.92 in.
December4.1 °F19.9 °F0.78 in.
Annual28.7 °F48.8 °F21.47 in.

Climate Data for Mountain 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 : -30°F to -25°F
Plant Hardiness Zone - 2012Zone 3b : -35°F to -30°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year