San Antonio weather in July 2025

Expect 35°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in San Antonio in July. Check more long-term weather averages for San Antonio in July before you book your next holiday to Texas in 2025/2026.

  • 35°C maximum daytime temperature in July in San Antonio35
    35°C max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in July in San Antonio5
    5 days with some rainfall
  • 23°C minimum night-time temperature in July in San Antonio23
    23°C min night temperature
  • 14 hours of daylight per day in July in San Antonio14
    14 hours of daylight per day
  • Very high heat & humidity in July in San AntonioVH
    Very High heat & humidity
  • 39 mm monthly rainfall in July in San Antonio39
    39 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in San Antonio11
    11 (Extreme) UV index

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The July weather guide for Texas (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 / mm)  |  Imperial (°F / inches)

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How hot is it in San Antonio in July?

Daytime temperatures usually reach 35°C in San Antonio in July with very high heat and humidity, falling to 23°C at night.

How sunny is it in San Antonio in July?

There are normally 10 hours of bright sunshine each day in San Antonio in July - that's 71% of daylight hours.

Does it rain in San Antonio in July?

There are usually 5 days with some rain in San Antonio in July and the average monthly rainfall is 39mm.

What is the chance of a hurricane in San Antonio in July?

On average less than 1 day in July in San Antonio is likely to be affected by the passage of one or more tropical storms.

San Antonio July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:38 19:38
Wednesday, 16th July 2025 05:45 19:35
Thursday, 31st July 2025 05:54 19:27

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