John Henry Key Airport Weather Forecast

    • 66
    • 91

    Increasing Clouds

    • 67
    • 91

    Partly Sunny

    • 64
    • 91

    Mostly Sunny

    • 66
    • 90

    Mostly Sunny

    • 64
    • 91

    Mostly Sunny

    • 65
    • 91

    Mostly Sunny

Today 13 Sep Kendall

Partly cloudy this Morning, then clearing. Highs in the lower 90s. South Winds 5 to 10 Mph.

Tonight 13 Sep Kendall

Partly cloudy. Lows in the upper 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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John Henry Key Airport Temperature Statistics

September Temperature

San Antonio Boerne Stage Field (9.3 miles)

  • Lowest 4 September, 2025

    59 °F

  • Average September

    75 °F

  • Highest 4 September, 2025

    96.8 °F

Climate (2020–Present)

San Antonio Boerne Stage Field (9.3 miles)

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  • Average Low 2020–2025

    55.7 °F

  • Average 2020–2025

    66.2 °F

  • Average High 2020–2025

    77.7 °F
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