Mount Williamson Weather Forecast

    • 52
    • 62

    Rain Showers

    • 40
    • 55

    Rain Showers

    • 37
    • 45

    Rain Showers

    • 41
    • 47

    Mostly Sunny

    • 47
    • 54

    Sunny

    • 50
    • 58

    Sunny

    • 51
    • 60

    Breezy

Today 10 Oct Eastern San Gabriel Mountains

Sunny. Highs from the mid 70s to mid 80s at low Elevations to the upper 50s to mid 60s at high Elevations.

Tonight 10 Oct Eastern San Gabriel Mountains

A chance of Showers in the Evening, then rain after midnight. Lows in the upper 40s to mid 50s. Northeast Winds around 15 Mph after midnight.

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Mount Williamson Temperature Statistics

October Temperature

Gray Butte Field Airport (16.8 miles)

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  • Average October

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Climate (2021–2025)

Gray Butte Field Airport (16.8 miles)

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  • Average Low 2021–2025

    47.8 °F

  • Average 2021–2025

    61.4 °F

  • Average High 2021–2025

    74.9 °F
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