Thomas Plaza Weather Forecast

    • 45
    • 71

    Mostly Sunny

    • 47
    • 75

    Mostly Sunny

    • 49
    • 80

    Sunny

    • 52
    • 82

    Sunny

    • 51
    • 83

    Mostly Sunny

    • 50
    • 83

    Mostly Sunny

Today 11 Jan Los Angeles County San Gabriel Valley

Sunny. Highs in the lower 70s.

Tonight 11 Jan Los Angeles County San Gabriel Valley

Mostly clear. Lows in the mid 40s to around 50.

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Thomas Plaza Temperature Statistics

January Temperature

Brackett Field Airport (2.5 miles)

  • Lowest 8 January, 2026

    44.6 °F

  • Average January

    56.9 °F

  • Highest 2 January, 2026

    64.4 °F

Climate (2021–Present)

Brackett Field Airport (2.5 miles)

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  • Average Low 2021–2026

    55.6 °F

  • Average 2021–2026

    67.6 °F

  • Average High 2021–2026

    75.6 °F
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