October Weather in El Salvador, Mexico

Last updated: August 27, 2025

In October, the average temperature in El Salvador, Mexico hovers around 18°C (65°F), making it a comfortable time to explore. Expect temperatures to range from a cool 6°C (43°F) to a warm 32°C (89°F). With an average humidity of 76%, the air can feel quite moist. Don't forget your umbrella, as there's a total precipitation of 22 mm (0.9 in) spread over about 4 days this month.

October Temperature in El Salvador

In October in El Salvador, the average temperature is 18°C (65°F). Maximums can reach 32°C (89°F), and minimums can be as low as 6°C (43°F). Be prepared for a range of weather conditions while traveling during this month.

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

The chart illustrates October 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, October typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (89°F) and lows dropping to around 6°C (43°F).

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

October Precipitation in El Salvador

In El Salvador in October, the precipitation amount is 22 mm (0.9 in) over a duration of 4 days.

October Precipitation Trends in El Salvador

The chart displays monthly precipitation patterns in El Salvador, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In El Salvador, October typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 4 days.

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

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Millimeters (mm) Inches (in)

October Humidity in El Salvador

In El Salvador in October, humidity is 76%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making travel a little sticky but enjoyable, as long as you stay hydrated and take breaks in the shade.

October Average Humidity in El Salvador

This chart illustrates the average monthly humidity levels in El Salvador, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in El Salvador is approximately 76%, offering insight into how humid the weather typically is during this month.

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

October UV Index in El Salvador

In El Salvador in October, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in El Salvador.

Maximum UV Index Levels in El Salvador for October

The chart shows the monthly maximum UV Index (UVI) for El Salvador in October, 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 October, the maximum UV index in El Salvador typically reaches 12, which falls under the extreme exposure category.

Data source: El Salvador October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	15 mm (0.6 inches)	75%	very high
February Weather	14°C (58°F)	12 mm (0.5 inches)	70%	very high
March Weather	17°C (63°F)	23 mm (0.9 inches)	65%	extreme
April Weather	19°C (67°F)	32 mm (1.3 inches)	59%	extreme
May Weather	21°C (70°F)	52 mm (2.0 inches)	66%	extreme
June Weather	21°C (71°F)	40 mm (1.6 inches)	71%	extreme
July Weather	21°C (69°F)	68 mm (2.7 inches)	57%	extreme
August Weather	21°C (69°F)	19 mm (0.8 inches)	58%	extreme
September Weather	19°C (67°F)	59 mm (2.3 inches)	72%	extreme
October Weather	18°C (65°F)	22 mm (0.9 inches)	76%	extreme
November Weather	15°C (59°F)	11 mm (0.4 inches)	81%	very high
December Weather	12°C (54°F)	27 mm (1.1 inches)	80%	high