De Graff Minnesota Climate Data

Monthly Average Climate Data for De Graff Minnesota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-16.2 °C-6.1 °C15.49 mm
February-14.3 °C-3.5 °C17.53 mm
March-6.9 °C3.5 °C34.54 mm
April0.4 °C12.7 °C59.69 mm
May7.7 °C20.3 °C81.28 mm
June13.8 °C25.7 °C112.01 mm
July15.9 °C27.8 °C104.9 mm
August14.3 °C26.7 °C97.54 mm
September9.6 °C22.9 °C67.82 mm
October2.2 °C14.6 °C60.2 mm
November-5.2 °C5 °C29.21 mm
December-12.2 °C-2.9 °C20.07 mm
Annual0.8 °C12.2 °C700.28 mm

Climate Data for De Graff 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 4b : -31.7°C to -28.9°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year