San Antonio weather live forecast

Today's maximum temperature in San Antonio is expected to be 95°F. Select a day from the live weather forecast for San Antonio, Texas, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 6th September 2025 GMT

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The 5-day weather forecast for Texas (San Antonio) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Antonio weather forecast by day

Below are the detailed weather forecasts for San Antonio for the next 5 days.

San Antonio weather for Saturday 6th September 2025

Expect broken clouds in San Antonio, Texas with a maximum temperature of 95°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-east.

  • 95°F maximum temperature95
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the North-East11
    mph wind from NE

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San Antonio weather for Sunday 7th September 2025

Expect broken clouds in San Antonio, Texas with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the north-east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 73°F minimum temperature73
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 10 mph from the North-East10
    mph wind from NE

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San Antonio weather for Monday 8th September 2025

Expect broken clouds in San Antonio, Texas with a maximum temperature of 93°F, high levels of heat & humidity, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

  • 93°F maximum temperature93
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 9 mph from the East9
    mph wind from E

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San Antonio weather for Tuesday 9th September 2025

Expect clear skies in San Antonio, Texas with a maximum temperature of 95°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

  • 95°F maximum temperature95
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Clear skies
    clear skies
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 9 mph from the East9
    mph wind from E

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San Antonio weather for Wednesday 10th September 2025

Expect clear skies in San Antonio, Texas with a maximum temperature of 97°F, high levels of heat & humidity, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.

  • 97°F maximum temperature97
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 10 mph from the East10
    mph wind from E

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