El Salvador weather in September 2025

Expect 82°F 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.

  • 82°F maximum daytime temperature in September in El Salvador (San Salvador)82
    82°F max day temperature
  • 6 hours of sunshine per day
  • 29 days with some rainfall in September in El Salvador (San Salvador)29
    29 days with some rainfall
  • 63°F minimum night-time temperature in September in El Salvador (San Salvador)63
    63°F min night temperature
  • 12 hours of daylight per day in September in El Salvador (San Salvador)12
    12 hours of daylight per day
  • Moderate heat & humidity in September in El Salvador (San Salvador)M
    Moderate heat & humidity
  • 13.2 inches monthly rainfall in September in El Salvador (San Salvador)13.2
    13.2 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in El Salvador (San Salvador)11
    11+ (Extreme) UV index

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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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How hot is it in El Salvador in September?

Daytime temperatures usually reach 82°F in San Salvador, El Salvador in September with moderate heat and humidity, falling to 63°F 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 13.2 inches.

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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