Galster Wilderness Park Weather Forecast

    • 58
    • 91

    Sunny

    • 57
    • 82

    Sunny

    • 58
    • 83

    Sunny

    • 59
    • 84

    Sunny

    • 57
    • 83

    Sunny

    • 55
    • 80

    Sunny

Today 30 Oct Los Angeles County San Gabriel Valley

Sunny. Highs around 90.

Tonight 30 Oct Los Angeles County San Gabriel Valley

Clear except for patchy low Clouds and fog after midnight. Fog after midnight. Fog locally dense with visibility one quarter mile or less. Lows around 60.

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Galster Wilderness Park Temperature Statistics

October Temperature

Brackett Field Airport (7.5 miles)

  • Lowest 16 October, 2025

    50 °F

  • Average October

    69 °F

  • Highest 28 October, 2025

    95 °F

Climate (2020–Present)

Brackett Field Airport (7.5 miles)

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  • Average Low 2020–2025

    55.4 °F

  • Average 2020–2025

    67.6 °F

  • Average High 2020–2025

    75.6 °F
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