September Weather in El Salvador

Last updated: March 2, 2024

The weather in El Salvador, Mexico, during September is characterized by an average temperature of 19°C (67°F). Highs can soar to 29°C (85°F), while lows may dip to 12°C (54°F). Typically, the humidity level in El Salvador throughout September hovers around 72%.

12°C (54°F)

Minimum temperature

19°C (67°F)

Average temperature

29°C (85°F)

Maximum temperature

72%

Humidity

Precipitation and Sunshine hours

In September, El Salvador averages 59 mm (2.3 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 12 hours 15 minutes of daylight, with the sun shining for approximately 9 hours 50 minutes each day. Additionally, there is a 46% probability of sunny days during this period.

59 mm (2.3 inches)

Precipitation

9 rainy days

Rainy days

9 hours 50 minutes

Sunshine hours

46%

Chance of sun

UV Index

In September, the UV Index in El Salvador reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	0	1	2	4	8	11	13	13	11	8	5	2	1
Exposure	Low			Moderate	VeryHigh	Extreme				VeryHigh	Moderate	Low
Time to burn	45 min			30 min	15 min	10 min				15 min	30 min	45 min