San Antonio weather in August 2025

Expect 84°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in San Antonio in August. Check more long-term weather averages for San Antonio in August before you book your next holiday to Ibiza in 2025/2026.

  • 84°F maximum daytime temperature in August in San Antonio84
    84°F max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in August in San Antonio5
    5 days with some rainfall
  • 70°F minimum night-time temperature in August in San Antonio70
    70°F min night temperature
  • 14 hours of daylight per day in August in San Antonio14
    14 hours of daylight per day
  • Moderate heat & humidity in August in San AntonioM
    Moderate heat & humidity
  • 1.1 inches monthly rainfall in August in San Antonio1.1
    1.1 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in San Antonio8
    8 (Very High) UV index
  • 79°F sea temperature in August in San Antonio79
    79°F sea temperature

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The August weather guide for Ibiza (San Antonio) 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)  |  Imperial (°F)

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How hot is it in San Antonio in August?

Daytime temperatures usually reach 84°F in San Antonio in August with moderate heat and humidity, falling to 70°F at night.

How sunny is it in San Antonio in August?

There are normally 10 hours of bright sunshine each day in San Antonio in August - that's 70% of daylight hours.

How warm is the sea around San Antonio in August?

The average sea temperature around San Antonio in August is 79°F.

Does it rain in San Antonio in August?

There are usually 5 days with some rain in San Antonio in August and the average monthly rainfall is 1.1 inches.

San Antonio August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:56 20:06
Saturday, 16th August 2025 06:09 19:48
Sunday, 31st August 2025 06:23 19:27

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