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The weather in September in Evansville

It's warm in September in Evansville with an average temperature of 29°C. Temperatures this month range from a low of 26°C to a high of 31°C. At night, you can expect temperatures between 14°C and 19°C.

Looking for sun? September isn’t a good month to be in Evansville. 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 September for Evansville, Indiana. 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 36°C in 2022, Evansville reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 17°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 24°C.

Rainfall amount

In September, there is an average of 122 mm of precipitation, spread over 15 days. The wind speed is around 3 Bft, mostly coming from the South.

Daily weather in September for Evansville

Click on any day in September to get detailed info about the usual weather on that day in Evansville. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Evansville New York
Average temperature 29°C 27°C
Max. temperature 31°C 31°C
Min. temperature 14°C -5°C
Total precipitation 122 mm 57 mm
Rainy days 15 days 9 days

Start of September

The month of September starts in Evansville with hot temps, averaging around 30°C during the day and nights around 19°C.

Mid September

By mid-September, daytime temps stay steady at around 30°C, with nights around 18°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of September

By the end of September, the average daytime temperature in Evansville is around 28°C, while nighttime temps are about 15°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

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UV index

The UV index is a maximum of 7 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 Evansville for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Evansville, Indiana. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Evansville

Temperature in September in Evansville over the years

Precipitation charts

These charts show the average amount of precipitation in September in Evansville, Indiana. 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 September in Evansville

Total precipitation in September in Evansville over the years

Daily UV index in September in Evansville

This chart shows the average daily UV index in September in Evansville, 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 September in Evansville

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Average weather in Evansville by month

Click on a month below to see detailed weather info for Evansville. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.