Rolla North Dakota Climate Data

Monthly Average Climate Data for Rolla North Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January-3.3 °F14.6 °F0.55 in.
February-0.2 °F18.8 °F0.53 in.
March12.5 °F30.4 °F0.73 in.
April26.9 °F48.1 °F1.0 in.
May39.7 °F62.5 °F2.65 in.
June50.8 °F71.3 °F3.85 in.
July55.0 °F76.2 °F3.13 in.
August52.6 °F76.5 °F2.63 in.
September43.4 °F67.0 °F1.76 in.
October30.6 °F51.0 °F1.41 in.
November16.0 °F32.9 °F0.81 in.
December3.1 °F19.5 °F0.7 in.
Annual27.3 °F47.4 °F19.75 in.

Climate Data for Rolla North Dakota

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 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