Harrietta Michigan Climate Data

Monthly Average Climate Data for Harrietta Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.9 °C-2.7 °C61.21 mm
February-11.1 °C-1.1 °C45.72 mm
March-7.1 °C4.7 °C54.61 mm
April-0.8 °C12 °C86.36 mm
May5.7 °C19.4 °C89.41 mm
June11.1 °C24.7 °C90.17 mm
July13.3 °C26.8 °C83.57 mm
August12.7 °C25.8 °C83.82 mm
September8.6 °C21.7 °C84.84 mm
October2.9 °C14.1 °C103.63 mm
November-2.2 °C6.3 °C77.98 mm
December-6.9 °C0.2 °C62.99 mm
Annual1.3 °C12.7 °C924.31 mm

Climate Data for Harrietta Michigan

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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