Royalton Minnesota Climate Data

Monthly Average Climate Data for Royalton Minnesota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-16.9 °C-6.3 °C16.76 mm
February-15.2 °C-3.4 °C18.8 mm
March-7.8 °C3.8 °C35.05 mm
April-0.4 °C12.2 °C62.23 mm
May6.8 °C19.7 °C88.39 mm
June12.7 °C24.9 °C111.25 mm
July15.1 °C27.4 °C103.89 mm
August13.4 °C26.2 °C94.49 mm
September8.8 °C21.7 °C73.41 mm
October2 °C13.6 °C69.85 mm
November-5.3 °C4.2 °C31.5 mm
December-12.4 °C-3.3 °C23.62 mm
Annual0.1 °C11.7 °C729.24 mm

Climate Data for Royalton Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4a : -34.4°C to -31.7°C
Plant Hardiness Zone - 2012Zone 4a : -34.4°C to -31.7°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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