Grant Rea Park Weather Forecast

    • 43
    • 66

    Becoming Sunny

    • 45
    • 69

    Mostly Cloudy

    • 46
    • 72

    Partly Sunny

    • 48
    • 73

    Patchy Fog

    • 49
    • 71

    Partly Sunny

    • 49
    • 72

    Mostly Sunny

Today 24 Jan Los Angeles County San Gabriel Valley

Low Clouds and fog with drizzle in the morning then sunny. Highs in the lower to mid 60s.

Tonight 24 Jan Los Angeles County San Gabriel Valley

Mostly clear. Lows in the lower to mid 40s.

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Grant Rea Park Temperature Statistics

January Temperature

El Monte (5.6 miles)

  • Lowest 10 January, 2026

    39.2 °F

  • Average January

    66.8 °F

  • Highest 14 January, 2026

    84.2 °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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