San Antonio Weather Forecast

    • 43
    • 49

    Mostly Cloudy

    • 39
    • 59

    Mostly Sunny

    • 43
    • 65

    Partly Sunny

    • 54
    • 72

    Partly Sunny

    • 56
    • 84

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

    • 57
    • 79

    Partly Sunny

Today 29 Dec Bexar

Mostly cloudy and breezy. Much cooler with Highs around 50. North Winds 15 to 25 Mph. Gusts up to 40 Mph in the morning.

Tonight 29 Dec Bexar

Cloudy. Lows in the upper 30s. North Winds 10 to 15 Mph with Gusts up to 25 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

    59.3 °F

  • Highest 26 December, 2025

    82 °F

Climate (2020–Present)

San Antonio, Stinson Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    62.6 °F

  • Average 2020–2025

    73.2 °F

  • Average High 2020–2025

    84.7 °F
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