Mount Williamson Weather Forecast

    • 48
    • 62

    Sunny

    • 47
    • 64

    Sunny

    • 49
    • 64

    Mostly Sunny

    • 45
    • 58

    Partly Sunny

    • 42
    • 52

    Chance Rain

    • 43
    • 48

    Chance Rain

Today 6 Apr Eastern San Gabriel Mountains

Sunny. Highs from the upper 60s and 70s at low Elevations to the mid 50s to lower 60s at high Elevations. West Winds around 15 Mph in the afternoon.

Tonight 6 Apr Eastern San Gabriel Mountains

Clear. Lows in the upper 40s to mid 50s except the lower to mid 40s Colder Valleys and Slopes. West Winds around 15 Mph in the evening.

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Mount Williamson Temperature Statistics

April Temperature

Gray Butte Field Airport (16.8 miles)

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  • Average April

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Climate (2021–Present)

Gray Butte Field Airport (16.8 miles)

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  • Average Low 2021–2025

    50.9 °F

  • Average 2021–2025

    64.9 °F

  • Average High 2021–2025

    78.6 °F
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