Sonsonate Department Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Sonsonate Department, El Salvador in September.

Are you planning a trip a to Sonsonate Department, El Salvador in September and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Sonsonate Department in September

Sonsonate Department, El Salvador is a region in El Salvador. September in Sonsonate Department generally has warm temperatures, with heavy precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 21°C (70°F) in Los Naranjos. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

To learn more about the conditions in specific areas of Sonsonate Department, El Salvador, check out the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Los Cóbanos with an average of 341 mm (13 in) to heavy rainfall in Los Naranjos with 354 mm (14 in). Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Los Naranjos.

Average sunshine

September brings good sunshine to many areas. Los Naranjos sees around 202 hours of sunlight, great for visitors looking for bright days.

Explore Sonsonate Department by month

Pick a month to see the average temperature, rainfall and sunshine in Sonsonate Department — and find the best time to visit. (based on Los Naranjos)

Best Places to Visit in Sonsonate Department in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Sonsonate Department.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Sonsonate Department

What is the weather like in September for some of the most popular destinations in Sonsonate Department, El Salvador?

Temperature range in Sonsonate Department (September)

Precipitation variation in Sonsonate Department (September)

Los Naranjos

In September Los Naranjos generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
31°C (88°F)
30°C (86°F)
29°C (84°F)
Min temperature
21°C (70°F)
21°C (70°F)
20°C (68°F)
Monthly sun hours
258 hours
202 hours
233 hours
Monthly rainfall
239 mm (9.4 in)
354 mm (14 in)
268 mm (11 in)
Monthly rainy days
28 days
29 days
22 days
Weather conditions

Los Cóbanos

In September Los Cóbanos generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
266 hours
209 hours
233 hours
Monthly rainfall
251 mm (9.9 in)
341 mm (13 in)
308 mm (12 in)
Monthly rainy days
25 days
27 days
21 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Sonsonate Department, in El Salvador.

In our records: El Salvador September extremes

Notable September records observed across cities in El Salvador in our climate database (1995 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest September day in El Salvador brought 298 mm (12 in) in Acajutla on September 1, 2005.

Popular cities in September

Day & night temperatures, rainfall and average weather in Sonsonate Department in September.

City Weather Day temp Night temp Rainfall
Los Naranjos 30°C (86°F) 21°C (70°F) 354 mm (14 in)
Los Cóbanos 30°C (86°F) 25°C (77°F) 341 mm (13 in)

Sonsonate Department weather in September: frequently asked questions

What is the weather like in Sonsonate Department, El Salvador in September?

Sonsonate Department, El Salvador typically experiences poor weather in September, part of the season. Daytime highs in Los Naranjos average around 30°C (86°F), and temperatures drop to about 21°C (70°F) at night.

What is the average temperature in Sonsonate Department, El Salvador in September?

Los Naranjos averages a daytime maximum of 30°C (86°F) in September, with overnight lows close to 21°C (70°F).

Does Sonsonate Department, El Salvador get a lot of rain in September?

Expect plenty of rainfall. Los Naranjos records an average of 354 mm (14 in) in September, putting it among the wetter months for Sonsonate Department, El Salvador.

Is September a Good Time to Visit Sonsonate Department, El Salvador?

In our view, September might not be the best time to travel to Sonsonate Department, El Salvador with often poor weather in Los Naranjos.

Generally speaking, the best visiting conditions can be found in January, February, March and December offering mostly pleasant weather in Los Naranjos. On the other hand, the weather in May, June, July, August, September and October tend to be poor.

Interested in more climate information?

We have much more information about the climate in Sonsonate Department.

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 travel conditions. Find out where to go with our weather planner.

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