Derby Weather Forecast

    • 42
    • 72

    Sunny

    • 46
    • 74

    Sunny

    • 53
    • 78

    Mostly Sunny

    • 53
    • 81

    Mostly Sunny

    • 52
    • 78

    Sunny

    • 53
    • 79

    Sunny

    • 55
    • 82

    Sunny

Today 29 Oct Frio

Sunny. Much cooler with Highs in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 29 Oct Frio

Clear, cooler with Lows in the lower 40s. Northwest Winds 5 to 10 Mph.

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Derby Temperature Statistics

October Temperature

Cotulla, Cotulla-La Salle County Airport (21.7 miles)

  • Lowest 12 October, 2025

    64 °F

  • Average October

    80.7 °F

  • Highest 20 October, 2025

    97 °F

Climate (2020–Present)

Cotulla, Cotulla-La Salle County Airport (21.7 miles)

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  • Average Low 2020–2025

    64.4 °F

  • Average 2020–2025

    75.8 °F

  • Average High 2020–2025

    88.1 °F
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