nomadseason

August Weather in La Union, El Salvador

Last updated: August 23, 2025

In August, the average temperature in La Union, El Salvador hovers around 28°C (83°F), providing a warm and inviting climate. Expect minimum temperatures to be 24°C (76°F) and maximums reaching 32°C (90°F). However, be prepared for some rain, as 259 mm (10.2 in) of precipitation may fall over approximately 18 days. The air is notably humid, with an average relative humidity of 79%, making it essential to stay hydrated and cool!

August Temperature in La Union

In August in La Union, the average temperature is 28°C (83°F), with maximums reaching 32°C (90°F) and minimums dipping as low as 24°C (76°F). It's an ideal time for travelers seeking warm weather and pleasant conditions.

August Weather in La Union: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in La Union, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Union, August typically has an average temperature of 28°C (83°F), with highs reaching up to 32°C (90°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec828283838282848382818282
Data source: Temperature data for La Union generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in La Union

In La Union in August, the precipitation amount is 259 mm (10.2 in) over the course of 18 days.

August Precipitation Trends in La Union

The chart displays monthly precipitation patterns in La Union, 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 La Union, August typically receives around 259 mm (10.2 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec2343727633576259314431593
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in La Union

In La Union in August humidity is 79%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities a challenge but also adding a certain tropical charm to your travel experience.

August Average Humidity in La Union

This chart illustrates the average monthly humidity levels in La Union, 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 La Union is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%62%59%59%59%68%78%79%77%77%75%67%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in La Union

In La Union in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in La Union.

Maximum UV Index Levels in La Union for August

The chart shows the monthly maximum UV Index (UVI) for La Union 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 La Union typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141413131313109
Data source: La Union 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 La Union Compares to Other Months

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

This table compares monthly weather conditions in La Union, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)2 mm (0.1 inches)63%very high
February Weather28°C (82°F)3 mm (0.1 inches)62%extreme
March Weather28°C (83°F)4 mm (0.2 inches)59%extreme
April Weather28°C (83°F)37 mm (1.5 inches)59%extreme
May Weather28°C (83°F)275 mm (10.8 inches)59%extreme
June Weather28°C (83°F)335 mm (13.2 inches)68%extreme
July Weather29°C (85°F)76 mm (3.0 inches)77%extreme
August Weather28°C (83°F)259 mm (10.2 inches)79%extreme
September Weather28°C (82°F)314 mm (12.3 inches)77%extreme
October Weather27°C (81°F)431 mm (17.0 inches)77%extreme
November Weather28°C (83°F)59 mm (2.3 inches)75%very high
December Weather28°C (82°F)3 mm (0.1 inches)66%very high

Compare La Union's Climate with Cities Worldwide