Grant Rea Park Weather Forecast

    • 42
    • 63

    Becoming Sunny

    • 43
    • 64

    Mostly Sunny

    • 46
    • 68

    Sunny

    • 49
    • 73

    Partly Sunny

    • 51
    • 74

    Mostly Sunny

    • 54
    • 76

    Mostly Sunny

    • 55
    • 79

    Sunny

Today 8 Jan Los Angeles County San Gabriel Valley

Partly cloudy in the morning then sunny. Highs around 60. Northwest Winds 15 to 25 Mph.

Tonight 8 Jan Los Angeles County San Gabriel Valley

Mostly clear. Lows in the upper 30s to mid 40s. North Winds around 15 Mph.

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Grant Rea Park Temperature Statistics

January Temperature

El Monte (5.6 miles)

  • Lowest 5 January, 2026

    51.8 °F

  • Average January

    60.9 °F

  • Highest 1 January, 2026

    68 °F

Climate (2021–Present)

El Monte (5.6 miles)

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  • Average Low 2021–2026

    59.4 °F

  • Average 2021–2026

    70.2 °F

  • Average High 2021–2026

    76.9 °F
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