San Antonio Bay weather in September 2025

Expect 27°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in San Antonio Bay in September. Check more long-term weather averages for San Antonio Bay in September before you book your next holiday to Ibiza in 2025/2026.

• 27
  27°C max day temperature
• 8
  8 hours of sunshine per day
• 6
  6 days with some rainfall
• 19
  19°C min night temperature
• 12
  12 hours of daylight per day
• L
  Low heat & humidity
• 46
  46 mm of monthly rainfall
• 6
  6 (High) UV index
• 25
  25°C sea temperature

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San Antonio Bay by month

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The September weather guide for Ibiza (San Antonio Bay) 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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More about Ibiza

San Antonio Bay September sunrise & sunset times

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

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