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August Weather in Louisiana, United States

Last updated: June 24, 2025

In August, the average temperature in Louisiana, United States hovers around 24°C (75°F). Expect a range that can dip to a refreshing 13°C (55°F) or rise to a warm 35°C (95°F). With 112 mm (4.4 in) of precipitation spread over 10 days, the air carries an average humidity of 80%, making it a lush and vibrant time of year.

August Temperature in Louisiana

In August in Louisiana, the average temperature is 24°C (75°F). Maximums can reach 35°C (95°F) and minimums can be as low as 13°C (55°F). This pleasant weather makes it an ideal time for outdoor activities and exploring the vibrant surroundings.

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

The chart illustrates August temperature patterns in Louisiana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Louisiana, August typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (95°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec303345536675797571574337
Data source: Temperature data for Louisiana 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 Louisiana

In Louisiana in August, the total precipitation amount is 112 mm (4.4 in) over the course of 10 days.

August Precipitation Trends in Louisiana

The chart displays monthly precipitation patterns in Louisiana, 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 Louisiana, August typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6763133115168115111112761036548
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Louisiana

In Louisiana in August humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

August Average Humidity in Louisiana

This chart illustrates the average monthly humidity levels in Louisiana, 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 Louisiana 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 Louisiana

In Louisiana 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 Louisiana.

Maximum UV Index Levels in Louisiana for August

The chart shows the monthly maximum UV Index (UVI) for Louisiana 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 Louisiana typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Louisiana 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 Louisiana Compares to Other Months

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

This table compares monthly weather conditions in Louisiana, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)67 mm (2.6 inches)82%moderate
February Weather0°C (33°F)63 mm (2.5 inches)80%moderate
March Weather7°C (45°F)133 mm (5.2 inches)80%high
April Weather12°C (54°F)115 mm (4.5 inches)80%very high
May Weather19°C (66°F)168 mm (6.6 inches)82%very high
June Weather24°C (76°F)115 mm (4.5 inches)83%extreme
July Weather26°C (79°F)111 mm (4.4 inches)81%extreme
August Weather24°C (75°F)112 mm (4.4 inches)80%very high
September Weather22°C (71°F)76 mm (3.0 inches)76%very high
October Weather14°C (58°F)103 mm (4.0 inches)76%high
November Weather6°C (43°F)65 mm (2.6 inches)85%moderate
December Weather3°C (37°F)48 mm (1.9 inches)86%moderate

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