Mount Williamson Weather Forecast

    • 60
    • 65

    Sunny

    • 64
    • 70

    Sunny

    • 68
    • 75

    Mostly Sunny

    • 70
    • 78

    Sunny

    • 71
    • 79

    Sunny

    • 69
    • 79

    Sunny

    • 65
    • 75

    Mostly Sunny

Today 15 Mar Eastern San Gabriel Mountains

Sunny. Highs from the upper 70s and 80s at low Elevations to the 60s at high Elevations. Northeast Winds 15 to 25 Mph.

Tonight 15 Mar Eastern San Gabriel Mountains

Clear. Lows in the mid 50s to mid 60s.

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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

    50.7 °F
  • Average 2021–2025

    64.7 °F
  • Average High 2021–2025

    78.3 °F
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