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August Weather in Shelbyville, United States

Last updated: June 24, 2025

In August, the average temperature in Shelbyville, United States is a comfortable 23°C (74°F). Expect minimums around 12°C (54°F) and maximums reaching up to 33°C (92°F). During this time, precipitation averages 88 mm (3.5 in) spread across 11 days, while the humidity hovers around 70%, creating a pleasant yet slightly damp atmosphere.

August Temperature in Shelbyville

In August in Shelbyville, the average temperature is 23°C (74°F). Maximum can reach 33°C (92°F) and minimum can be as low as 12°C (54°F). It's a great time to visit Shelbyville for pleasant weather and outdoor activities.

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

The chart illustrates August temperature patterns in Shelbyville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shelbyville, August typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (92°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec313543536573767470584237
Data source: Temperature data for Shelbyville 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 Shelbyville

In Shelbyville in August, the total precipitation amount is 88 mm (3.5 in) spread over 11 days.

August Precipitation Trends in Shelbyville

The chart displays monthly precipitation patterns in Shelbyville, 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 Shelbyville, August typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec811031401131361151098878979796
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Shelbyville

In Shelbyville in August humidity is 70%. With an average temperature of 23°C (74°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat challenging but still bearable for traveling.

August Average Humidity in Shelbyville

This chart illustrates the average monthly humidity levels in Shelbyville, 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 Shelbyville is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Shelbyville

In Shelbyville in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Shelbyville.

Maximum UV Index Levels in Shelbyville for August

The chart shows the monthly maximum UV Index (UVI) for Shelbyville 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 Shelbyville typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Shelbyville 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 Shelbyville Compares to Other Months

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

This table compares monthly weather conditions in Shelbyville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)81 mm (3.2 inches)87%moderate
February Weather1°C (35°F)103 mm (4.1 inches)85%moderate
March Weather6°C (44°F)140 mm (5.5 inches)86%high
April Weather12°C (53°F)113 mm (4.4 inches)84%very high
May Weather18°C (65°F)136 mm (5.4 inches)79%very high
June Weather23°C (73°F)114 mm (4.5 inches)82%extreme
July Weather25°C (77°F)109 mm (4.3 inches)79%very high
August Weather23°C (74°F)88 mm (3.5 inches)70%very high
September Weather21°C (70°F)78 mm (3.1 inches)69%very high
October Weather15°C (58°F)97 mm (3.8 inches)76%high
November Weather6°C (43°F)97 mm (3.8 inches)88%moderate
December Weather3°C (37°F)96 mm (3.8 inches)87%moderate

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