Deer Park Weather Forecast

    • 42
    • 79

    Partly Sunny

    • 46
    • 76

    Decreasing Clouds

    • 47
    • 78

    Mostly Sunny

    • 47
    • 79

    Mostly Sunny

    • 47
    • 79

    Partly Sunny

    • 44
    • 72

    Partly Sunny

    • 43
    • 69

    Partly Sunny

Today 17 Sep Northeast Mountains

Sunny. Highs in the mid 70s to lower 80s.

Tonight 17 Sep Northeast Mountains

Mostly clear. Lows in the 40s.

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Deer Park Temperature Statistics

September Temperature

Deer Park, Deer Park Airport (2.5 miles)

  • Lowest 14 September, 2026

    39.9 °F

  • Average September

    58.4 °F

  • Highest 1 September, 2026

    81.6 °F

Climate (2021–2026)

Deer Park, Deer Park Airport (2.5 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    60.1 °F
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