Downtown (San Antonio) Weather Forecast

    • 74
    • 98

    Hot

    • 76
    • 101

    Hot

    • 68
    • 95

    Chance Thunderstorms

    • 60
    • 87

    Partly Sunny

    • 60
    • 87

    Sunny

    • 61
    • 88

    Mostly Sunny

    • 61
    • 90

    Mostly Sunny

Today 19 Sep Bexar

Mostly sunny this Morning, then partly cloudy with a slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. West Winds 5 Mph, becoming southwest this afternoon. Chance of rain 20 percent.

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Downtown (San Antonio) Temperature Statistics

September Temperature

San Antonio, Stinson Municipal Airport (6.2 miles)

  • Lowest 11 September, 2021

    69.1 °F
  • Average September

    84.7 °F
  • Highest 1 September, 2021

    100.9 °F

Climate (2010–Present)

San Antonio, Stinson Municipal Airport (6.2 miles)

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  • Average Low 2010–Present

    61.3 °F
  • Average 2010–Present

    70.5 °F
  • Average High 2010–Present

    82.2 °F
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