San Salvador weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in San Salvador in September. Check more long-term weather averages for San Salvador in September before you book your next holiday to Bahamas in 2025/2026.

  • 31°C maximum daytime temperature in September in San Salvador31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 19 days with some rainfall in September in San Salvador19
    19 days with some rainfall
  • 24°C minimum night-time temperature in September in San Salvador24
    24°C min night temperature
  • 12 hours of daylight per day in September in San Salvador12
    12 hours of daylight per day
  • Very high heat & humidity in September in San SalvadorVH
    Very High heat & humidity
  • 113 mm monthly rainfall in September in San Salvador113
    113 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in San Salvador10
    10 (Very High) UV index
  • 29°C sea temperature in September in San Salvador29
    29°C sea temperature

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The September weather guide for Bahamas (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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in San Salvador in September?

Daytime temperatures usually reach 31°C in San Salvador in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in San Salvador in September?

There are normally 7 hours of bright sunshine each day in San Salvador in September - that's 55% of daylight hours.

How warm is the sea around San Salvador in September?

The average sea temperature around San Salvador in September is 29°C.

Does it rain in San Salvador in September?

There are usually 19 days with some rain in San Salvador in September and the average monthly rainfall is 113mm.

What is the chance of a hurricane in San Salvador in September?

On average 1.1 days in September in San Salvador are likely to be affected by the passage of one or more tropical storms.

San Salvador September sunrise & sunset times

Browse the sunrise and sunset times for San Salvador in September 2025. Select a month to view San Salvador sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:40 18:16
Monday, 15th September 2025 05:45 18:01
Tuesday, 30th September 2025 05:50 17:46

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