East Whittier City Weather Forecast

    • 56
    • 81

    Mostly Sunny

    • 55
    • 82

    Partly Sunny

    • 55
    • 80

    Partly Sunny

    • 54
    • 78

    Mostly Sunny

    • 52
    • 76

    Mostly Sunny

    • 52
    • 72

    Partly Sunny

    • 51
    • 68

    Patchy Fog

Today 16 Jan Los Angeles County San Gabriel Valley

Sunny except for patchy low Clouds and fog in the morning. Fog locally dense with visibility one quarter mile or less. Highs in the upper 70s to mid 80s.

Tonight 16 Jan Los Angeles County San Gabriel Valley

Mostly clear. Lows in the upper 40s and 50s.

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East Whittier City Temperature Statistics

January Temperature

Fullerton, Fullerton Municipal Airport (5.6 miles)

  • Lowest 9 January, 2026

    42.1 °F

  • Average January

    61 °F

  • Highest 14 January, 2026

    84.9 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    76.4 °F
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