Mount Wilson Weather Forecast

    • 34
    • 51

    Mostly Sunny

    • 39
    • 58

    Partly Sunny

    • 40
    • 54

    Partly Sunny

    • 42
    • 57

    Partly Sunny

    • 44
    • 58

    Mostly Cloudy

    • 44
    • 49

    Chance Rain

    • 41
    • 48

    Chance Rain

Today 30 Jan Eastern San Gabriel Mountains

Sunny. Highs from the mid 50s to around 60 at low Elevations to the mid 40s to around 50 at high Elevations.

Tonight 30 Jan Eastern San Gabriel Mountains

Mostly clear. Lows in the mid 30s to mid 40s except around 30 Colder Valleys and Slopes.

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Mount Wilson Temperature Statistics

January Temperature

El Monte (9.9 miles)

  • Lowest 11 January, 2025

    41 °F

  • Average January

    62.8 °F

  • Highest 2 January, 2025

    82.4 °F

Climate (2020–Present)

El Monte (9.9 miles)

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  • Average Low 2020–2025

    59.5 °F

  • Average 2020–2025

    70.4 °F

  • Average High 2020–2025

    77.1 °F
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