Weathermondo.com
United StatesThe weather in August in Wisconsin
It's warm in August in Wisconsin with an average temperature of 26°C. Temperatures this month range from a low of 25°C to a high of 29°C. At night, you can expect temperatures between 14°C and 18°C.
Looking for sun? August isn’t a good month to be in Wisconsin. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Wisconsin, United States. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2023, Wisconsin reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 16°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 23°C.
Rainfall amount
In August, there is an average of 116 mm of precipitation, spread over 13 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in August for Wisconsin
Click on any day in August to get detailed info about the usual weather on that day in Wisconsin. Check out the historical temperatures and precipitation over the past 10 years on this day.
August weather comparison
| Wisconsin | New York | |
|---|---|---|
| Average temperature | 26°C | 30°C |
| Max. temperature | 29°C | 31°C |
| Min. temperature | 14°C | -5°C |
| Total precipitation | 116 mm | 79 mm |
| Rainy days | 13 days | 13 days |
Start of August
The month of August starts in Wisconsin with hot temps, averaging around 28°C during the day and nights around 17°C.
Mid August
By mid-August, daytime temps drop to around 27°C, with nights around 17°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of August
By the end of August, the average daytime temperature in Wisconsin is around 26°C, while nighttime temps are about 17°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Find affordable vacations to Wisconsin
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Wisconsin for all months and discover the best travel time
The climate in Wisconsin is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in Wisconsin to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in August in Wisconsin, United States. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in August in Wisconsin
Temperature in August in Wisconsin over the years
Precipitation charts
These charts show the average amount of precipitation in August in Wisconsin, United States. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in August in Wisconsin
Total precipitation in August in Wisconsin over the years
Daily UV index in August in Wisconsin
This chart shows the average daily UV index in August in Wisconsin, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in August in Wisconsin
Have you been to Wisconsin in August?
Share your weather experience in August in Wisconsin.
Average weather in Wisconsin by month
Click on a month below to see detailed weather info for Wisconsin. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.