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August Weather in Baton Rouge, United States

Last updated: June 24, 2025

In August, the average temperature in Baton Rouge, United States is a pleasant 27°C (82°F), with daily highs reaching up to 38°C (100°F) and lows dipping to a cool 19°C (66°F). Expect a moderate precipitation level of 154 mm (6.1 in) spread over 20 days and enjoy the typical humidity of 79% that adds to the region's tropical charm.

August Temperature in Baton Rouge

In August in Baton Rouge, the average temperature is 27°C (82°F), with maximums reaching 38°C (100°F) and minimums dropping to as low as 19°C (66°F). This makes it an ideal destination for travelers seeking warm weather and plenty of sunshine.

August Weather in Baton Rouge: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Baton Rouge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Baton Rouge, August typically has an average temperature of 27°C (82°F), with highs reaching up to 38°C (100°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec525864687680828179725956
Data source: Temperature data for Baton Rouge 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 Baton Rouge

In Baton Rouge in August, the total precipitation amount is 154 mm (6.1 in) over the course of 20 days.

August Precipitation Trends in Baton Rouge

The chart displays monthly precipitation patterns in Baton Rouge, 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 Baton Rouge, August typically receives around 154 mm (6.1 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec1091148315014617318415413511185117
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Baton Rouge

In Baton Rouge in August humidity is 79%. With an average temperature of 27°C (82°F), this humidity feels like traveling through a warm, thick blanket, making every step feel heavier and more exhausting, while the air clings to your skin, reminding you to stay hydrated and take frequent breaks in the shade.

August Average Humidity in Baton Rouge

This chart illustrates the average monthly humidity levels in Baton Rouge, 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 Baton Rouge is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%83%80%81%81%78%79%79%79%77%85%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Baton Rouge

In Baton Rouge in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Baton Rouge.

Maximum UV Index Levels in Baton Rouge for August

The chart shows the monthly maximum UV Index (UVI) for Baton Rouge 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 Baton Rouge typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121110965
Data source: Baton Rouge 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 Baton Rouge Compares to Other Months

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

This table compares monthly weather conditions in Baton Rouge, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (53°F)109 mm (4.3 inches)83%moderate
February Weather14°C (58°F)114 mm (4.5 inches)83%very high
March Weather18°C (64°F)83 mm (3.3 inches)80%very high
April Weather20°C (68°F)150 mm (5.9 inches)81%extreme
May Weather24°C (76°F)146 mm (5.7 inches)81%extreme
June Weather27°C (81°F)173 mm (6.8 inches)78%extreme
July Weather28°C (82°F)184 mm (7.2 inches)79%extreme
August Weather27°C (82°F)154 mm (6.1 inches)79%extreme
September Weather26°C (79°F)135 mm (5.3 inches)79%very high
October Weather22°C (72°F)111 mm (4.4 inches)77%very high
November Weather15°C (59°F)84 mm (3.3 inches)85%high
December Weather13°C (56°F)117 mm (4.6 inches)88%moderate

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