El Salvador in september: average Weather, Temperature and Climate, Where to go?
Weather in El Salvador in september 2025
Here, you have access to the weather forecast for september for most popular cities in El Salvador. These predictions are statistics for the month of september from weather reports for many years. The percentage indicates the probability of having the weather indicated.
Average weather in september in San Salvador
bad weather UV index: 6
Weather at 6am
77°F
Moderate rain at times
36% of time
20%
18%
18%
Weather at 12pm
85°F
Moderate rain at times
40% of time
25%
24%
10%
Weather at 6pm
74°F
Heavy rain
45% of time
30%
17%
8%
Weather at 3am
77°F
41%
17%
16%
16%
More information about the weather in San Salvador in september
Where to go in El Salvador in september?
Where to go in El Salvador in september: destination map
perfect weather
good
tolerable
bad
very bad
Where to go in each region in september?
| East of El Salvador (San Miguel, El Cuco, Usulután...) | 86°F to 92°F | 19 à 25 days | 86°F | bad weather* |
| West of El Salvador (San Salvador, Santa Ana, Mejicanos...) | 85°F to 90°F | 16 à 23 days | 86°F | bad weather* |
Where should you go in El Salvador in september when it comes to the weather?
Remember:
The climate in El Salvador in september ranges from tolerable to bad depending on the region and city.
That month is not the best month to spend holidays in El Salvador. The weather in Metapán, Acajutla and Santa Ana is just ok. The sun is not there all the time and you risk you to be soaked by rain frequently. Nonetheless, if you don't plan a pool & relaxation travel in El Salvador but rather sightseeing or hiking, this climate may be enough. In addition, there are surely fewer tourists at this time.
It's much worse in El Cuco, Usulután, San Miguel, La Libertad, San Salvador and Aguilares and surrounding areas where the climate is very bad. It is not recommended to travel to these areas in september.
Climate in El Salvador in september
Climate in San Salvador in september
In the month of september, maximum temperature is 85°F and minimum temperature is 77°F (for an average temperature of 81°F). The climate is very warm in this location in september. With 14.2in over 21 days, the weather is rather to rain for your stay. Consider to bring clothes for rain.
| September | |||
| Average temperature | 81°F | ||
| Highest temperature | 85°F | ||
| Lowest temperature | 77°F | ||
| Rainfall | 14.2in | ||
| Number of days with rainfall | 21 day(s) (68%) | ||
| Humidity | 92% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 40% | ||
| Length of day | 12:12 | ||
| Our opinion at whereandwhen.net | bad |
Climate in Mejicanos in september
In september, maximum temperature is 85°F and minimum temperature is 77°F (for an average temperature of 81°F). The climate is comfortable here in september. With 14.2in over 21 days, the weather is rather to rain for your holidays. So remember to pack Rain coats.
| September | |||
| Average temperature | 81°F | ||
| Highest temperature | 85°F | ||
| Lowest temperature | 77°F | ||
| Rainfall | 14.2in | ||
| Number of days with rainfall | 21 day(s) (68%) | ||
| Humidity | 92% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 40% | ||
| Length of day | 12:12 | ||
| Our opinion at whereandwhen.net | bad |
Climate in San Miguel in september
In the month of september, maximum temperature is 92°F and minimum temperature is 76°F (for an average temperature of 83°F). The climate is burning in that area in the month of september. With 12.8in over 19 days, you may find yourself often in the rain for your trip. Remember to pack clothes for rain.
| September | |||
| Average temperature | 83°F | ||
| Highest temperature | 92°F | ||
| Lowest temperature | 76°F | ||
| Rainfall | 12.8in | ||
| Number of days with rainfall | 19 day(s) (63%) | ||
| Humidity | 93% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 41% | ||
| Length of day | 12:12 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Santa Ana in september
In the month of september, maximum temperature is 86°F and minimum temperature is 68°F (for an average temperature of 77°F). The climate nice around this city in the month of september. With 13.4in over 18 days, rain is to be feared during your trip. Consider to bring rain clothes.
With a correct climate, the month of september is okay (but not good time) for traveling in Santa Ana in El Salvador.
| September | |||
| Average temperature | 77°F | ||
| Highest temperature | 86°F | ||
| Lowest temperature | 68°F | ||
| Rainfall | 13.4in | ||
| Number of days with rainfall | 18 day(s) (60%) | ||
| Humidity | 97% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 53% | ||
| Length of day | 12:12 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Acajutla in september
In september, the mean temperature in Acajutla is 83°F (maximum temperature is 86°F and minimum temperature is 81°F). The climate is very warm around this city in september. With 12in over 16 days, rainfall can happen during your journey. But this is pretty moderate and it will not be continuous.
With proper weather, the month of september is okay (but not good time) for traveling there.
| September | |||
| Average temperature | 83°F | ||
| Highest temperature | 86°F | ||
| Lowest temperature | 81°F | ||
| Sea temperature | 86°F | ||
| Rainfall | 12in | ||
| Number of days with rainfall | 16 day(s) (54%) | ||
| Humidity | 80% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 38% | ||
| Length of day | 12:12 | ||
| Our opinion at whereandwhen.net | tolerable |
All cities in El Salvador in september
| San Salvador in september | bad weather |
| Mejicanos in september | bad weather |
| San Miguel in september | tolerable weather |
| Santa Ana in september | tolerable weather |
| Acajutla in september | tolerable weather |
| Aguilares in september | bad weather |
| El Cuco in september | tolerable weather |
| La Libertad in september | bad weather |
| Metapán in september | tolerable weather |
| Usulután in september | bad weather |
| Ahuachapan in september | tolerable weather |
| Apopa in september | bad weather |
| Atiquizaya in september | tolerable weather |
| Chalatenango in september | bad weather |
| Chinameca in september | bad weather |
| Ciudad Arce in september | tolerable weather |
| Cojutepeque in september | bad weather |
| Concepcion de Ataco in september | tolerable weather |
| El Transito in september | bad weather |
| Ilopango in september | bad weather |
| Intipuca in september | bad weather |
| Izalco in september | tolerable weather |
| Jiquilisco in september | bad weather |
| San Francisco Gotera in september | tolerable weather |
| San Francisco Menendez in september | tolerable weather |
| San Vicente in september | bad weather |
| Santa Tecla in september | bad weather |
| Santiago Nonualco in september | bad weather |
| Sonsonate in september | tolerable weather |
| Suchitoto in september | bad weather |
| Zacatecoluca in september | bad weather |
Weather data for El Salvador in september:
Weather data for El Salvador in september is derived from an average of the weather forecast since 2009 in El Salvador. There is a margin of error and these forecasts are to be considered as general information only. The weather in El Salvador can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Salvador.