Mount Williamson Weather Forecast

    • 64
    • 71

    Gradual Clearing

    • 62
    • 69

    Mostly Sunny

    • 64
    • 74

    Sunny

    • 66
    • 78

    Sunny

    • 70
    • 82

    Sunny

    • 69
    • 83

    Mostly Sunny

Today 4 Jul Eastern San Gabriel Mountains

Mostly cloudy. Highs from the upper 70s and 80s at low Elevations to the upper 60s to mid 70s at high Elevations. Southwest Winds around 15 Mph in the afternoon.

Tonight 4 Jul Eastern San Gabriel Mountains

Mostly cloudy in the evening then partly cloudy. Lows in the mid 50s to mid 60s. Southwest Winds around 15 Mph in the evening.

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Mount Williamson Temperature Statistics

July Temperature

Gray Butte Field Airport (16.8 miles)

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  • Average July

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Climate (2021–2025)

Gray Butte Field Airport (16.8 miles)

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  • Average Low 2021–2025

    50.1 °F

  • Average 2021–2025

    64 °F

  • Average High 2021–2025

    77.7 °F
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