The Arboretum Weather Forecast

    • 39
    • 56

    Chance Rain

    • 37
    • 54

    Rain

    • 41
    • 57

    Mostly Sunny

    • 47
    • 66

    Mostly Cloudy

    • 50
    • 69

    Partly Sunny

    • 53
    • 72

    Chance Rain

Today 18 Feb Los Angeles County San Gabriel Valley

Mostly cloudy with a 50 percent chance of Showers in the Morning, becoming partly cloudy in the afternoon. Highs in the mid to upper 50s. West Winds 15 to 25 Mph. Gusts to 35 Mph in the morning.

Tonight 18 Feb Los Angeles County San Gabriel Valley

Partly cloudy. Lows around 40.

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The Arboretum Temperature Statistics

February Temperature

El Monte (4.3 miles)

  • Lowest 13 February, 2026

    48.2 °F

  • Average February

    68.1 °F

  • Highest 4 February, 2026

    87.8 °F

Climate (2021–Present)

El Monte (4.3 miles)

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  • Average Low 2021–2026

    59.5 °F

  • Average 2021–2026

    70.4 °F

  • Average High 2021–2026

    77 °F
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