Schertz Weather Forecast

    • 75
    • 97

    Slight Chance Thunderstorms

    • 76
    • 95

    Increasing Clouds

    • 76
    • 95

    Partly Sunny

    • 75
    • 95

    Partly Sunny

    • 74
    • 94

    Partly Sunny

    • 75
    • 94

    Partly Sunny

    • 76
    • 94

    Partly Sunny

Today 21 Sep Guadalupe

Partly cloudy. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s.

Tonight 21 Sep Guadalupe

Mostly clear. A slight chance of Showers and Thunderstorms this evening. Lows in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Schertz Temperature Statistics

September Temperature

Randolph Air Force Base (1.2 miles)

  • Lowest 19 September, 2026

    74.5 °F

  • Average September

    86.4 °F

  • Highest 11 September, 2026

    103.6 °F

Climate (2021–2026)

Randolph Air Force Base (1.2 miles)

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  • Average Low 2021–2026

    61.5 °F

  • Average 2021–2026

    71.9 °F

  • Average High 2021–2026

    83.2 °F
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