Winona Mississippi Climate Data

Monthly Average Climate Data for Winona Mississippi

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-0.1 °C11.8 °C133.86 mm
February1.5 °C14.3 °C134.62 mm
March5.4 °C18.9 °C144.78 mm
April9.7 °C22.9 °C152.4 mm
May14.9 °C27 °C132.33 mm
June19.2 °C30.5 °C111 mm
July21 °C31.9 °C120.65 mm
August20.3 °C32 °C101.6 mm
September16.6 °C29.5 °C97.79 mm
October10 °C24.2 °C92.46 mm
November4.3 °C18 °C115.32 mm
December1.2 °C13.1 °C150.62 mm
Annual10.3 °C22.8 °C1487.43 mm

Climate Data for Winona Mississippi

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate