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August Weather in Shelbyville, United States

Last updated: June 24, 2025

In Shelbyville, United States, the average temperature in August hovers around 24°C (76°F). However, be prepared for a range of temperatures, with minimums dipping to 12°C (54°F) and maximums soaring to 36°C (98°F). Expect some rain, with an average precipitation of 100 mm (3.9 in) spread over 8 days. Additionally, the humidity is quite high, averaging around 80%, making it a humid and lively month!

August Temperature in Shelbyville

In August in Shelbyville, the average temperature is 24°C (76°F). Maximums can reach 36°C (98°F) and minimums can be as low as 12°C (54°F). This pleasant climate makes Shelbyville an ideal destination for outdoor activities and sightseeing during this time.

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 24°C (76°F), with highs reaching up to 36°C (98°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec293244536676797571574236
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 precipitation amount is 100 mm (3.9 in) spread over the course of 8 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 100 mm (3.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec615711510518511785100661095341
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 80%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make exploring outdoors quite draining, so it's essential to stay hydrated and take breaks in the shade while 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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
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 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 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
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-2°C (29°F)61 mm (2.4 inches)82%moderate
February Weather0°C (32°F)57 mm (2.2 inches)80%moderate
March Weather7°C (45°F)115 mm (4.5 inches)80%high
April Weather12°C (53°F)105 mm (4.1 inches)80%very high
May Weather19°C (66°F)185 mm (7.3 inches)82%very high
June Weather24°C (76°F)117 mm (4.6 inches)83%extreme
July Weather26°C (79°F)85 mm (3.4 inches)81%extreme
August Weather24°C (76°F)100 mm (3.9 inches)80%very high
September Weather22°C (71°F)66 mm (2.6 inches)76%very high
October Weather14°C (57°F)109 mm (4.3 inches)76%high
November Weather6°C (43°F)53 mm (2.1 inches)85%moderate
December Weather2°C (37°F)41 mm (1.6 inches)86%moderate

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