Swimming in El Salvador in september 2025 Sea temperature by city in september
Do you want to go to the beach in El Salvador in september 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in september in El Salvador by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in El Salvador in september 2025
Here, find the average sea temperature in El Salvador in september in several coastal cities.
West in september
Acajutla
86°F
min: 84°F / max: 89°F
La Libertad
86°F
min: 84°F / max: 89°F
East in september
El Cuco
86°F
min: 85°F / max: 88°F
Intipuca
86°F
min: 85°F / max: 88°F
Jiquilisco
86°F
min: 85°F / max: 88°F
Where should you go swimming in El Salvador in the month of september?
Swimming in El Salvador in september is ideal
In september in El Salvador swimming conditions are generally the same everywhere.
In september in Acajutla, El Cuco, La Libertad, Intipuca and Jiquilisco, swimming conditions are perfect! With water reaching a maximum of 89°F and an average of 86°F, going in the water (and staying there!) feels great.
Where to go swimming in El Salvador in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Acajutla
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 89°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 12in | ||
| Number of days of precipitation | 16 jour(s) (54%) | ||
| Cloud cover | 38% | ||
| Our opinion | ideal swimming |
El Cuco
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 92°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 12.8in | ||
| Number of days of precipitation | 19 jour(s) (63%) | ||
| Cloud cover | 41% | ||
| Our opinion | ideal swimming |
La Libertad
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 89°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 14.2in | ||
| Number of days of precipitation | 21 jour(s) (68%) | ||
| Cloud cover | 40% | ||
| Our opinion | ideal swimming |
Intipuca
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 14.4in | ||
| Number of days of precipitation | 22 jour(s) (74%) | ||
| Cloud cover | 37% | ||
| Our opinion | ideal swimming |
Jiquilisco
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 18.5in | ||
| Number of days of precipitation | 23 jour(s) (78%) | ||
| Cloud cover | 42% | ||
| Our opinion | ideal swimming |
List of coastal cities in El Salvador
| Acajutla in september | ideal swimming |
| El Cuco in september | ideal swimming |
| La Libertad in september | ideal swimming |
| Intipuca in september | ideal swimming |
| Jiquilisco in september | ideal swimming |