Thornton Wisconsin Climate Data

Monthly Average Climate Data for Thornton Wisconsin

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.7 °C-4.1 °C32.51 mm
February-12.8 °C-1.8 °C27.69 mm
March-6.8 °C4.7 °C45.47 mm
April0.1 °C12.5 °C77.47 mm
May6.8 °C19.7 °C95.5 mm
June12.4 °C24.9 °C112.27 mm
July14.7 °C27.3 °C98.3 mm
August13.6 °C26.2 °C92.71 mm
September8.9 °C21.9 °C92.2 mm
October2.6 °C14.3 °C76.2 mm
November-3.4 °C6 °C49.78 mm
December-9.8 °C-1.2 °C40.64 mm
Annual1.1 °C12.5 °C840.74 mm

Climate Data for Thornton Wisconsin

Average First Frost DateOct. 1 - Oct. 10
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 ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com