Royalton Minnesota Climate Data

Monthly Average Climate Data for Royalton Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January1.5 °F20.6 °F0.66 in.
February4.7 °F25.8 °F0.74 in.
March18.0 °F38.8 °F1.38 in.
April31.2 °F53.9 °F2.45 in.
May44.3 °F67.5 °F3.48 in.
June54.8 °F76.8 °F4.38 in.
July59.1 °F81.4 °F4.09 in.
August56.2 °F79.2 °F3.72 in.
September47.9 °F71.1 °F2.89 in.
October35.6 °F56.5 °F2.75 in.
November22.4 °F39.6 °F1.24 in.
December9.7 °F26.0 °F0.93 in.
Annual32.1 °F53.1 °F28.71 in.

Climate Data for Royalton Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
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 ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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