Playa de San Juan weather in September 2025

Expect daytime maximum temperatures of 28°C in Playa de San Juan in September based on long-term weather averages. There are 8 hours of sunshine per day on average.

• 28
  28°C max day temperature
• 8
  8 hours of sunshine per day
• 6
  6 days with some rainfall
• 17
  17°C min night temperature
• 12
  12 hours of daylight per day
• M
  Moderate heat & humidity
• 37
  37 mm of monthly rainfall
• 7
  7 (High) UV index
• 25
  25°C sea temperature

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Playa de San Juan by month

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The September weather guide for Costa Blanca (Playa de San Juan) 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 the Costa Blanca

Playa de San Juan September sunrise & sunset times

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

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