Grant Rea Park Weather Forecast

    • 50
    • 66

    Increasing Clouds

    • 46
    • 67

    Partly Sunny

    • 42
    • 63

    Mostly Sunny

    • 43
    • 65

    Mostly Sunny

    • 46
    • 68

    Mostly Sunny

    • 49
    • 72

    Mostly Sunny

    • 49
    • 72

    Mostly Sunny

Today 6 Jan Los Angeles County San Gabriel Valley

Mostly cloudy in the morning then partly cloudy. Highs in the lower to mid 60s.

Tonight 6 Jan Los Angeles County San Gabriel Valley

Mostly clear in the evening then partly cloudy. Lows around 50.

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Grant Rea Park Temperature Statistics

January Temperature

El Monte (5.6 miles)

  • Lowest 1 January, 2026

    57.2 °F

  • Average January

    60.8 °F

  • Highest 1 January, 2026

    68 °F

Climate (2021–Present)

El Monte (5.6 miles)

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  • Average Low 2021–2026

    59.5 °F

  • Average 2021–2026

    70.2 °F

  • Average High 2021–2026

    76.9 °F
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