Mount Williamson Weather Forecast

    • 45
    • 57

    Mostly Sunny

    • 53
    • 64

    Sunny

    • 58
    • 69

    Mostly Sunny

    • 59
    • 73

    Partly Sunny

    • 58
    • 73

    Mostly Sunny

    • 60
    • 74

    Mostly Sunny

Today 10 Mar Eastern San Gabriel Mountains

Sunny. Highs from the 60s at low Elevations to the 50s at high Elevations. Southwest Winds around 15 Mph.

Tonight 10 Mar Eastern San Gabriel Mountains

Mostly clear. Lows in the mid 40s to lower 50s except the mid 30s to around 40 Colder Valleys and Slopes. West Winds around 15 Mph shifting to the north after midnight.

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Mount Williamson Temperature Statistics

March Temperature

Gray Butte Field Airport (16.8 miles)

  • Lowest

  • Average March

  • Highest

Climate (2021–Present)

Gray Butte Field Airport (16.8 miles)

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  • Average Low 2021–2025

    50.6 °F
  • Average 2021–2025

    64.6 °F
  • Average High 2021–2025

    78.2 °F
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