San Antonio Weather Forecast

    • 53
    • 74

    Becoming Sunny

    • 42
    • 75

    Sunny

    • 38
    • 64

    Sunny

    • 48
    • 67

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

Today 6 Dec Bexar

Partly cloudy this Morning, then clearing. Not as cool with Highs in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 6 Dec Bexar

Clear. Lows in the lower 50s. Southwest Winds around 5 Mph.

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San Antonio Temperature Statistics

December Temperature

San Antonio, Stinson Municipal Airport (5.6 miles)

  • Lowest 2 December, 2025

    39 °F

  • Average December

    48.8 °F

  • Highest 3 December, 2025

    57 °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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