Grant Rea Park Weather Forecast

    • 66
    • 82

    Rain Showers Likely

    • 58
    • 74

    Rain Showers Likely

    • 54
    • 68

    Rain Showers Likely

    • 56
    • 72

    Mostly Sunny

    • 59
    • 79

    Sunny

    • 64
    • 86

    Sunny

Today 10 Oct Los Angeles County San Gabriel Valley

Low Clouds and fog mostly clearing in the afternoon. Highs in the upper 70s to mid 80s.

Tonight 10 Oct Los Angeles County San Gabriel Valley

Cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the lower to mid 60s. Chance of precipitation 50 percent.

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Grant Rea Park Temperature Statistics

October Temperature

El Monte (5.6 miles)

  • Lowest 1 October, 2026

    66.2 °F

  • Average October

    92.5 °F

  • Highest 2 October, 2026

    104 °F

Climate (2021–2026)

El Monte (5.6 miles)

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  • Average Low 2021–2026

    60 °F

  • Average 2021–2026

    70.8 °F

  • Average High 2021–2026

    77.4 °F
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