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April Weather in El Rosario, El Salvador

Last updated: August 23, 2025

In April, the average temperature in El Rosario, El Salvador hovers around 27°C (81°F), providing a pleasant climate for outdoor activities. Expect temperatures to range from a comfortable 23°C (73°F) to a warm 33°C (92°F). With 45 mm (1.8 in) of precipitation spread over 13 days, you might encounter occasional showers, but the average humidity is a manageable 59%. Enjoy the blend of warmth and mild moisture!

April Temperature in El Rosario

In April in El Rosario, the average temperature is 27°C (81°F). Maximums can reach 33°C (92°F) and minimums can be as low as 23°C (73°F). This makes it an ideal time for travelers looking to enjoy warm weather and outdoor activities.

April Weather in El Rosario: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in El Rosario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Rosario, April typically has an average temperature of 27°C (81°F), with highs reaching up to 33°C (92°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec798081818079818079787979
Data source: Temperature data for El Rosario 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 El Rosario

In El Rosario in April, the precipitation amount is 45 mm (1.8 in) spread over 13 days.

April Precipitation Trends in El Rosario

The chart displays monthly precipitation patterns in El Rosario, 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 El Rosario, April typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec35745287316145256290349747
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in El Rosario

In El Rosario in April humidity is 59%. With an average temperature of 27°C (81°F), this humidity feels like a warm, tropical embrace, making it perfect for leisurely strolls but a bit sticky for extended outdoor activities.

April Average Humidity in El Rosario

This chart illustrates the average monthly humidity levels in El Rosario, 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 El Rosario 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 El Rosario

In El Rosario 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 El Rosario, you can check here.

Maximum UV Index Levels in El Rosario for April

The chart shows the monthly maximum UV Index (UVI) for El Rosario 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 El Rosario typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11121414141413131313109
Data source: El Rosario 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 El Rosario Compares to Other Months

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

This table compares monthly weather conditions in El Rosario, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)3 mm (0.1 inches)63%extreme
February Weather26°C (80°F)5 mm (0.2 inches)62%extreme
March Weather27°C (81°F)7 mm (0.3 inches)59%extreme
April Weather27°C (81°F)45 mm (1.8 inches)59%extreme
May Weather27°C (80°F)287 mm (11.3 inches)59%extreme
June Weather26°C (80°F)316 mm (12.4 inches)68%extreme
July Weather27°C (81°F)145 mm (5.7 inches)77%extreme
August Weather27°C (80°F)256 mm (10.1 inches)79%extreme
September Weather26°C (79°F)290 mm (11.4 inches)77%extreme
October Weather26°C (79°F)349 mm (13.7 inches)77%extreme
November Weather26°C (79°F)74 mm (2.9 inches)75%very high
December Weather26°C (79°F)7 mm (0.3 inches)66%very high

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