San Antonio International Airport Weather Forecast

    • 52
    • 64

    Chance Rain Showers

    • 49
    • 67

    Slight Chance Rain Showers

    • 41
    • 65

    Sunny

    • 44
    • 67

    Sunny

    • 48
    • 70

    Mostly Sunny

    • 49
    • 66

    Mostly Cloudy

    • 51
    • 66

    Mostly Cloudy

Today 18 Dec Bexar

Cloudy with chance of Showers and isolated Thunderstorms. Patchy fog late in the night. Lows in the lower 50s. Northeast Winds 5 Mph. Chance of rain 30 percent.

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San Antonio International Airport Temperature Statistics

December Temperature

San Antonio, San Antonio International Airport (0 miles)

  • Lowest 10 December, 2018

    33.1 °F
  • Average December

    52.5 °F
  • Highest 1 December, 2018

    79 °F

Climate (2010–Present)

San Antonio, San Antonio International Airport (0 miles)

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  • Average Low 2010–Present

    60.9 °F
  • Average 2010–Present

    69.7 °F
  • Average High 2010–Present

    80.2 °F
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