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August Weather in Lavaca, United States

Last updated: June 24, 2025

In Lavaca, United States, the average temperature in August reaches a warm 27°C (81°F), with a minimum of 16°C (62°F) and a maximum soaring to 38°C (100°F). Be prepared for some rain, as you'll likely experience 121 mm (4.8 in) of precipitation over 11 days. With an average humidity of 61%, ensure you stay hydrated while enjoying the balmy weather!

August Temperature in Lavaca

In August in Lavaca, the average temperature is 27°C (81°F). Maximum temperatures can reach 38°C (100°F), while minimums can dip as low as 16°C (62°F). This makes Lavaca a great destination for travelers seeking warm weather and sunny skies.

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

The chart illustrates August temperature patterns in Lavaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lavaca, August typically has an average temperature of 27°C (81°F), with highs reaching up to 38°C (100°F) and lows dropping to around 16°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec414555617179828077645146
Data source: Temperature data for Lavaca 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 Lavaca

In Lavaca in August, the total precipitation amount is 121 mm (4.8 in), which occurs over the course of 11 days.

August Precipitation Trends in Lavaca

The chart displays monthly precipitation patterns in Lavaca, 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 Lavaca, August typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec811161261452019885121621227388
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Lavaca

In Lavaca in August, humidity is 61%. With an average temperature of 27°C (81°F), this humidity feels like a warm, sticky embrace that can make traveling feel slightly sluggish, requiring frequent breaks and plenty of hydration to stay comfortable.

August Average Humidity in Lavaca

This chart illustrates the average monthly humidity levels in Lavaca, 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 Lavaca is approximately 61%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Lavaca

In Lavaca 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 Lavaca.

Maximum UV Index Levels in Lavaca for August

The chart shows the monthly maximum UV Index (UVI) for Lavaca 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 Lavaca typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111111109754
Data source: Lavaca 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 Lavaca Compares to Other Months

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

This table compares monthly weather conditions in Lavaca, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)81 mm (3.2 inches)82%moderate
February Weather7°C (45°F)116 mm (4.6 inches)79%high
March Weather13°C (55°F)126 mm (4.9 inches)77%high
April Weather16°C (61°F)145 mm (5.7 inches)78%very high
May Weather21°C (71°F)201 mm (7.9 inches)82%extreme
June Weather26°C (79°F)98 mm (3.9 inches)81%extreme
July Weather28°C (83°F)85 mm (3.4 inches)75%extreme
August Weather27°C (81°F)121 mm (4.8 inches)61%very high
September Weather25°C (77°F)62 mm (2.4 inches)59%very high
October Weather18°C (64°F)122 mm (4.8 inches)69%high
November Weather11°C (51°F)73 mm (2.9 inches)82%moderate
December Weather8°C (47°F)88 mm (3.5 inches)87%moderate

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