El SalvadorThe weather in September in Acajutla
It's hot in September in Acajutla with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 21°C and 23°C.
Looking for sun? September isn’t a good month to be in Acajutla. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Acajutla, El Salvador. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 36°C in 2023, Acajutla reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 26°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 27°C.
Rainfall amount
In September, there is an average of 337 mm of precipitation, spread over 27 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in September for Acajutla
Click on any day in September to get detailed info about the usual weather on that day in Acajutla. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Acajutla | New York | |
|---|---|---|
| Average temperature | 32°C | 27°C |
| Max. temperature | 33°C | 31°C |
| Min. temperature | 21°C | -5°C |
| Total precipitation | 337 mm | 57 mm |
| Rainy days | 27 days | 9 days |
Start of September
The month of September starts in Acajutla with hot temps, averaging around 33°C during the day and nights around 22°C.
Mid September
By mid-September, daytime temps stay steady at around 33°C, with nights around 23°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Acajutla is around 33°C, while nighttime temps are about 23°C. There’s a significant chance of many days with precipitation.
Find affordable trips to Acajutla
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in Acajutla runs from June to November.
Check out the climate of Acajutla for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Acajutla, El Salvador. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Acajutla
Temperature in September in Acajutla over the years
Precipitation charts
These charts show the average amount of precipitation in September in Acajutla, El Salvador. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Acajutla
Total precipitation in September in Acajutla over the years
Daily UV index in September in Acajutla
This chart shows the average daily UV index in September in Acajutla, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Acajutla
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Average weather in Acajutla by month
Click on a month below to see detailed weather info for Acajutla. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.