March Weather in El Salvador, Mexico

Last updated: August 27, 2025

In March, the average temperature in El Salvador, Mexico hovers around 21°C (71°F). You can expect minimums as low as 9°C (48°F) and maximums soaring to 35°C (96°F). Rainfall is light, with an average precipitation amount of just 2 mm (0.1 in) spread over 1 day. The air carries a comfortable humidity level of 46%.

March Temperature in El Salvador

In March in El Salvador, the average temperature is 21°C (71°F). Maximum temperatures can reach up to 35°C (96°F), while minimums can drop as low as 9°C (48°F). This diverse temperature range makes El Salvador an ideal destination for travelers seeking both warm days and cooler evenings.

March Weather in El Salvador: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in El Salvador, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Salvador, March typically has an average temperature of 21°C (71°F), with highs reaching up to 35°C (96°F) and lows dropping to around 9°C (48°F).

Data source: Temperature data for El Salvador generated using information from the Copernicus Climate Change Service.

March Precipitation in El Salvador

In El Salvador in March, the precipitation amount is 2 mm (0.1 in) during one day.

March Precipitation Trends in El Salvador

The chart displays monthly precipitation patterns in El Salvador, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In El Salvador, March typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

March Humidity in El Salvador

In El Salvador in March, humidity is 46%. With an average temperature of 21°C (71°F), this humidity feels like a pleasant embrace, making it comfortable for outdoor exploration and leisurely strolls.

March Average Humidity in El Salvador

This chart illustrates the average monthly humidity levels in El Salvador, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in El Salvador is approximately 46%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in El Salvador

In El Salvador in March, 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 Salvador, you can check here.

Maximum UV Index Levels in El Salvador for March

The chart shows the monthly maximum UV Index (UVI) for El Salvador in March, 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 March, the maximum UV index in El Salvador typically reaches 14, which falls under the extreme exposure category.

Data source: El Salvador March 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 March Weather in El Salvador Compares to Other Months

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

This table compares monthly weather conditions in El Salvador, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (64°F)	10 mm (0.4 inches)	64%	very high
February Weather	19°C (66°F)	15 mm (0.6 inches)	57%	extreme
March Weather	21°C (71°F)	2 mm (0.1 inches)	46%	extreme
April Weather	23°C (73°F)	1 mm (0.0 inches)	42%	extreme
May Weather	24°C (76°F)	12 mm (0.5 inches)	51%	extreme
June Weather	25°C (76°F)	76 mm (3.0 inches)	74%	extreme
July Weather	22°C (73°F)	201 mm (7.9 inches)	79%	extreme
August Weather	23°C (73°F)	177 mm (7.0 inches)	81%	extreme
September Weather	22°C (72°F)	187 mm (7.3 inches)	84%	extreme
October Weather	22°C (71°F)	63 mm (2.5 inches)	75%	extreme
November Weather	20°C (68°F)	15 mm (0.6 inches)	71%	very high
December Weather	18°C (64°F)	13 mm (0.5 inches)	74%	very high