Mount Williamson Weather Forecast

    • 31
    • 41

    Breezy

    • 34
    • 44

    Partly Sunny

    • 35
    • 47

    Partly Sunny

    • 37
    • 49

    Mostly Sunny

    • 37
    • 48

    Partly Sunny

    • 39
    • 47

    Mostly Sunny

Today 24 Jan Eastern San Gabriel Mountains

Areas of low Clouds and fog with drizzle in the morning then sunny. Highs from the upper 40s and 50s at low Elevations to the upper 30s to mid 40s at high Elevations. Northeast Winds 15 to 25 Mph in the afternoon.

Tonight 24 Jan Eastern San Gabriel Mountains

Mostly clear. Lows in the mid 30s to mid 40s except the mid to upper 20s Colder Valleys and Slopes. Northeast Winds 15 to 25 Mph with Gusts to 40 Mph.

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Mount Williamson Temperature Statistics

January Temperature

Gray Butte Field Airport (16.8 miles)

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Climate (2021–Present)

Gray Butte Field Airport (16.8 miles)

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  • Average Low 2021–2025

    50.2 °F

  • Average 2021–2025

    64.2 °F

  • Average High 2021–2025

    77.8 °F
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