South Royalton Vermont Climate Data

Monthly Average Climate Data for South Royalton Vermont

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.4 °C-1.8 °C72.64 mm
February-12.7 °C0.3 °C59.94 mm
March-7.4 °C5.1 °C75.18 mm
April-0.7 °C12.9 °C80.77 mm
May5.9 °C20.4 °C85.85 mm
June10.9 °C25 °C109.73 mm
July13.9 °C27.7 °C113.28 mm
August12.9 °C26.5 °C97.79 mm
September8.9 °C22.7 °C86.36 mm
October2.6 °C15.1 °C101.85 mm
November-2.7 °C7.8 °C77.72 mm
December-8.5 °C1.1 °C88.39 mm
Annual0.8 °C13.6 °C1049.5 mm

Climate Data for South Royalton Vermont

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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