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August Weather in Evansville, United States

Last updated: June 24, 2025

In August, the average temperature in Evansville, United States is a pleasant 25°C (77°F). However, temperatures can fluctuate, with a minimum of 13°C (56°F) and a maximum reaching 36°C (98°F). Expect some rain, as 106 mm (4.2 in) falls over approximately 11 days. The average humidity is around 69%, creating a warm yet comfortable atmosphere.

August Temperature in Evansville

In August in Evansville, the average temperature is 25°C (77°F), with maximums reaching up to 36°C (98°F) and minimums dropping as low as 13°C (56°F). This moderate climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Evansville.

August Weather in Evansville: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Evansville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Evansville, August typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (98°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748566877807773604541
Data source: Temperature data for Evansville generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Evansville

In Evansville in August, the precipitation amount is 106 mm (4.2 in) spread over a duration of 11 days.

August Precipitation Trends in Evansville

The chart displays monthly precipitation patterns in Evansville, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Evansville, August typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec821011311471528191106581168073
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Evansville

In Evansville in August humidity is 69%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket enveloping you, making every step feel slightly sluggish and encouraging frequent breaks to enjoy refreshing beverages and cool breezes.

August Average Humidity in Evansville

This chart illustrates the average monthly humidity levels in Evansville, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Evansville is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Evansville

In Evansville in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Evansville.

Maximum UV Index Levels in Evansville for August

The chart shows the monthly maximum UV Index (UVI) for Evansville in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Evansville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111109753
Data source: Evansville August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Evansville Compares to Other Months

Weather in Evansville varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Evansville, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Evansville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)82 mm (3.2 inches)83%moderate
February Weather3°C (38°F)101 mm (4.0 inches)81%moderate
March Weather9°C (48°F)131 mm (5.2 inches)80%high
April Weather13°C (56°F)147 mm (5.8 inches)80%very high
May Weather20°C (68°F)152 mm (6.0 inches)83%extreme
June Weather25°C (77°F)80 mm (3.2 inches)83%extreme
July Weather27°C (80°F)90 mm (3.6 inches)76%extreme
August Weather25°C (77°F)106 mm (4.2 inches)69%very high
September Weather23°C (73°F)57 mm (2.3 inches)68%very high
October Weather16°C (60°F)116 mm (4.6 inches)72%high
November Weather7°C (45°F)80 mm (3.1 inches)83%moderate
December Weather5°C (41°F)73 mm (2.9 inches)86%moderate

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