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El Salvador weather in September 2025
Expect 28°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in El Salvador in September. Check more long-term weather averages for El Salvador in September before you book your next holiday to El Salvador in 2025/2026.
- 28°C max day temperature
28 - 6 hours of sunshine per day
- 29 days with some rainfall
29 - 17°C min night temperature
17 - 12 hours of daylight per day
12 - Moderate heat & humidity
M - 336 mm of monthly rainfall
336 - 11+ (Extreme) UV index
11
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The September weather guide for El Salvador (San Salvador) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top El Salvador destinations
Below are average maximum temperatures at popular countries, regions and places in El Salvador in September. Select a holiday destination to see more weather parameters.
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Metric (°C / mm) | Imperial (°F / inches)
How hot is it in El Salvador in September?
Daytime temperatures usually reach 28°C in San Salvador, El Salvador in September with moderate heat and humidity, falling to 17°C at night.
How sunny is it in El Salvador in September?
There are normally 6 hours of bright sunshine each day in San Salvador, El Salvador in September - that's 48% of daylight hours.
Does it rain in El Salvador in September?
There are usually 29 days with some rain in San Salvador, El Salvador in September and the average monthly rainfall is 336mm.
What is the chance of a hurricane in El Salvador in September?
On average less than 1 day in September in San Salvador, El Salvador is likely to be affected by the passage of one or more tropical storms.
El Salvador September sunrise & sunset times
Browse the sunrise and sunset times for El Salvador in September 2025. Select a month to view El Salvador sunrise and sunset times for the next 12 months. The El Salvador sunrise and sunset times shown below are for San Salvador.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st September 2025 | 05:45 | 18:08 |
| Monday, 15th September 2025 | 05:46 | 17:58 |
| Tuesday, 30th September 2025 | 05:46 | 17:47 |
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