San Salvador
El Salvador
Long-term weather forecast
Long-term weather forecast
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September weather forecast and Climate
San Salvador, El Salvador

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The sunlit San Salvador city in El Salvador set on the beautiful slopes of the mountain
The sunlit San Salvador city in El Salvador set on the beautiful slopes of the mountain
  • The average high temperature in September: 29°C

The warmest month (with the highest average high temperature) is April (32.2°C).
The month with the lowest average high temperature is November (28°C).

  • The average low temperature in September: 19.4°C

The month with the highest average low temperature is May (20°C).
The coldest month (with the lowest average low temperature) is December (15.1°C).

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  • The average rainfall in September: 348mm

The wettest month (with the highest rainfall) is September (348mm).
The driest month (with the lowest rainfall) is February (2mm).

  • The average rainfall days in September: 20 days

Months with the highest number of rainy days are June, July, August and September (20 days).
Months with the lowest number of rainy days are January, February and March (1 days).

  • The average daylight in September: 12h

Months with the longest days are May, June, July and August (Average daylight: 13h).
Months with shortest days are January, November and December (Average daylight: 11h).

  • The average sunshine in September: 6h

The month with most sunshine is February (Average sunshine: 9.9h).
The month with least sunshine is June (Average sunshine: 5.8h).

  • The average UV index in September: 12

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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