Roscommon Michigan Climate Data

Monthly Average Climate Data for Roscommon Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-12.4 °C-2.8 °C57.4 mm
February-12.8 °C-1.1 °C41.15 mm
March-8.6 °C4.6 °C49.28 mm
April-1.8 °C11.8 °C81.53 mm
May4.9 °C19.3 °C88.14 mm
June10.2 °C24.7 °C89.66 mm
July12.4 °C26.9 °C78.23 mm
August11.4 °C25.8 °C83.06 mm
September7.1 °C21.7 °C77.98 mm
October1.7 °C13.8 °C91.95 mm
November-3.2 °C6.2 °C68.83 mm
December-7.9 °C0 °C56.39 mm
Annual0.1 °C12.6 °C863.6 mm

Climate Data for Roscommon Michigan

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 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 ConditionsSevere Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com