Lackland Air Force Base (Kelly Field Annex) Weather Forecast

    • 45
    • 81

    Becoming Sunny

    • 49
    • 69

    Mostly Sunny

    • 54
    • 78

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 63
    • 79

    Mostly Cloudy

    • 62
    • 81

    Mostly Cloudy

Today 18 Dec Bexar

Mostly cloudy this Morning, then clearing. Patchy dense fog this morning. Not as cool with Highs in the upper 70s. Southwest Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph this afternoon.

Tonight 18 Dec Bexar

Clear, cooler with Lows in the mid 40s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Lackland Air Force Base (Kelly Field Annex) Temperature Statistics

December Temperature

San Antonio - Kelly Field (0 miles)

  • Lowest 9 December, 2025

    34.5 °F

  • Average December

    54.6 °F

  • Highest 7 December, 2025

    81.5 °F

Climate (2020–Present)

San Antonio - Kelly Field (0 miles)

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  • Average Low 2020–2025

    61.5 °F

  • Average 2020–2025

    72 °F

  • Average High 2020–2025

    83.2 °F
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