Winona (MN) Weather and Climate: A Comprehensive Guide
The temperature in Winona can vary quite a bit throughout the year.
Temperatures can be warm during the warmest months,
and very cold during the cooler months.
It receives a reasonable amount of rain/snowfall.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
Visitors to Winona can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 28°C in July. In January, the coolest month of the year, temperatures drop to a very cold -4°C.
At night, you can expect cooler temperatures, with averages dropping to around -13°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Generally, Winona experiences moderate precipitation patterns, averaging 926 mm yearly. Winona can be quite wet during August, receiving approximately 137 mm of precipitation over 11 rainy days. In contrast January, experiences much drier conditions, with 23 mm of snowfall, spread across 8 snowy days. For more details, please visit our Winona Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Average humidity
The relative humidity is high throughout the year in Winona.
The city experiences its highest humidity in September, reaching 76%. In April, the humidity drops to its lowest level at 63%. Explore our detailed page on humidity levels for further details.
Relative humidity over the year
overcast and small chance of snow overcast and no rain overcast and no rainForecast for Winona (MN)
3 m/s
2 m/s
2 m/s
The best time of year to visit Winona in the United States of America
During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The coldest season / winter is in the following months: January, February and December.
July has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of -4°C.
August tops the wettest month list with 137 mm of rainfall.
January is the driest month with 23 mm of precipitation.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
