Schertz Weather Forecast

    • 77
    • 97

    Slight Chance Thunderstorms

    • 77
    • 97

    Hot

    • 77
    • 98

    Hot

    • 77
    • 99

    Hot

    • 77
    • 98

    Hot

    • 77
    • 98

    Hot

    • 76
    • 97

    Hot

Today 9 Sep Guadalupe

Mostly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 90s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent. Highest heat index Readings up to 106.

Tonight 9 Sep Guadalupe

Partly cloudy. Lows in the mid 70s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Schertz Temperature Statistics

September Temperature

Randolph Air Force Base (1.2 miles)

  • Lowest 7 September, 2026

    76.1 °F

  • Average September

    87 °F

  • Highest 3 September, 2026

    102 °F

Climate (2021–2026)

Randolph Air Force Base (1.2 miles)

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  • Average Low 2021–2026

    61.4 °F

  • Average 2021–2026

    71.9 °F

  • Average High 2021–2026

    83.2 °F
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