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April Weather in La Union, El Salvador

Last updated: August 23, 2025

In April, the average temperature in La Union, El Salvador is a pleasant 28°C (83°F). Temperatures can vary, with a minimum of 24°C (76°F) and reaching a maximum of 33°C (92°F). Expect a bit of rain, as 37 mm (1.5 in) of precipitation can occur over 9 days. The average humidity sits at a comfortable 59%, making for a delightful climate overall!

April Temperature in La Union

In April in La Union, the average temperature is 28°C (83°F), with maximums reaching 33°C (92°F) and minimums dropping as low as 24°C (76°F). This makes it an ideal destination for travelers looking to enjoy warm, pleasant weather.

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

The chart illustrates April 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, April typically has an average temperature of 28°C (83°F), with highs reaching up to 33°C (92°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.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in La Union

In La Union in April, the precipitation amount is 37 mm (1.5 in) over a span of 9 days.

April Precipitation Trends in La Union

The chart displays monthly precipitation patterns in La Union, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In La Union, April typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2343727633576259314431593
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in La Union

In La Union in April humidity is 59%. With an average temperature of 28°C (83°F), this humidity feels like a warm embrace, making traveling a little sticky but overall comfortable as long as you stay hydrated and take breaks in the shade.

April Average Humidity in La Union

This chart illustrates the average monthly humidity levels in La Union, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in La Union is approximately 59%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in La Union

In La Union in April, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in La Union, you can check here.

Maximum UV Index Levels in La Union for April

The chart shows the monthly maximum UV Index (UVI) for La Union in April, 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 April, the maximum UV index in La Union typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141413131313109
Data source: La Union April 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 April 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 April’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 April’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

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