San Antonio Weather Forecast

    • 50
    • 70

    Increasing Clouds

    • 59
    • 76

    Partly Sunny

    • 56
    • 75

    Mostly Cloudy

    • 45
    • 63

    Mostly Cloudy

    • 53
    • 61

    Mostly Cloudy

    • 58
    • 67

    Mostly Cloudy

Today 11 Dec Bexar

Sunny. Highs in the upper 60s. Northeast Winds around 5 Mph, becoming south this afternoon.

Tonight 11 Dec Bexar

Clear. Lows in the upper 40s. Southwest Winds around 5 Mph.

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San Antonio Temperature Statistics

December Temperature

San Antonio, Stinson Municipal Airport (5.6 miles)

  • Lowest 9 December, 2025

    35.1 °F

  • Average December

    52.4 °F

  • Highest 7 December, 2025

    79 °F

Climate (2020–Present)

San Antonio, Stinson Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    62.5 °F

  • Average 2020–2025

    73.1 °F

  • Average High 2020–2025

    84.6 °F
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