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El Salvador weather in September

Planning a getaway to El Salvador this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in El Salvador in September?

September in El Salvador generally has temperatures that range from warm to very warm, with heavy precipitation.

During the day the temperature is warm in Apaneca at 29°C and very warm in San Miguel at 32°C. As night falls, temperatures generally drop to 23°C in San Miguel and 21°C in Apaneca. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

In September, precipitation varies across different areas. From heavy rainfall in Metapán with an average of 240 mm to heavy rainfall in Concepción de Ataco with 384 mm. Going by our weather data, it is the wettest month of the year in San Salvador. Most areas experience a moderate amount of sunshine, with approximately 181 hours of sunlight expected in San Salvador. This makes it neither too gloomy nor overly bright.

To learn more about the conditions in specific areas of El Salvador in September, check out the map below. For more details on the yearly weather, visit our El Salvador climate page.

Where to go in El Salvador in September

Find the average weather conditions in September for the most popular destinations in El Salvador on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in El Salvador

What is the weather like in September for the 5 most popular destinations in El Salvador?

Average weather in San Salvador

In September San Salvador generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 22°C and heavy monthly rainfall. So on average the conditions are poor that month.

San Salvador
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
32°C 
23°C 
259 hours 
237 mm 
27 days 
poor 
31°C 
22°C 
181 hours 
322 mm 
29 days 
poor 
October   >> October
>>  
31°C 
22°C 
210 hours 
252 mm 
23 days 
poor 
Climate in San Salvador

Average weather in La Libertad

In September La Libertad generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

La Libertad
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
24°C 
259 hours 
254 mm 
25 days 
poor 
29°C 
24°C 
181 hours 
340 mm 
28 days 
poor 
October   >> October
>>  
29°C 
24°C 
210 hours 
287 mm 
22 days 
poor 
Climate in La Libertad

Average weather in El Cuco

In September El Cuco generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.

El Cuco
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
32°C 
26°C 
246 mm 
22 days 
poor 
31°C 
25°C 
348 mm 
28 days 
poor 
October   >> October
>>  
30°C 
25°C 
328 mm 
23 days 
poor 
Climate in El Cuco

Average weather in Concepción de Ataco

In September Concepción de Ataco generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 22°C and heavy monthly rainfall. So on average the conditions are poor that month.

Concepción de Ataco
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
22°C 
258 hours 
269 mm 
27 days 
poor 
29°C 
22°C 
202 hours 
384 mm 
28 days 
poor 
October   >> October
>>  
29°C 
21°C 
233 hours 
298 mm 
21 days 
poor 
Climate in Concepción de Ataco

Average weather in El Sunzal

In September El Sunzal generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

El Sunzal
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
24°C 
259 hours 
258 mm 
27 days 
poor 
29°C 
24°C 
181 hours 
346 mm 
28 days 
poor 
October   >> October
>>  
29°C 
24°C 
210 hours 
287 mm 
22 days 
poor 
Climate in El Sunzal

Is your destination not in the list? Have a look at other destinations in El Salvador.

Is September the best time to visit El Salvador?

In our opinion, September may not be the ideal time to visit El Salvador due to the typically poor weather in San Salvador.

Generally speaking, the best visiting conditions can be found in January and December offering mostly perfect weather in San Salvador. In contrast, May, June, August, September and October tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in El Salvador. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to El Salvador? Get detailed historical weather averages for many cities in El Salvador.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.