The Arboretum Weather Forecast

    • 68
    • 90

    Partly Sunny

    • 67
    • 90

    Partly Sunny

    • 58
    • 87

    Partly Sunny

    • 58
    • 84

    Partly Sunny

    • 57
    • 79

    Partly Sunny

    • 56
    • 77

    Partly Sunny

Today 23 Jun Los Angeles County San Gabriel Valley

Areas of low Clouds and fog in the morning then sunny. Highs in the upper 80s to mid 90s.

Tonight 23 Jun Los Angeles County San Gabriel Valley

Mostly clear except for patchy low Clouds and fog after midnight. Lows in the mid to upper 60s.

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The Arboretum Temperature Statistics

June Temperature

El Monte (4.3 miles)

  • Lowest 2 June, 2026

    62.6 °F

  • Average June

    75.4 °F

  • Highest 12 June, 2026

    91.4 °F

Climate (2021–2026)

El Monte (4.3 miles)

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  • Average Low 2021–2026

    59.8 °F

  • Average 2021–2026

    70.6 °F

  • Average High 2021–2026

    77.2 °F
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