Legg Lake Weather Forecast

    • 52
    • 71

    Patchy Fog

    • 50
    • 71

    Gradual Clearing

    • 53
    • 72

    Mostly Cloudy

    • 56
    • 69

    Rain Showers

    • 55
    • 64

    Rain Showers

    • 53
    • 65

    Rain Showers

    • 50
    • 63

    Rain Showers Likely

Today 20 Dec Los Angeles County San Gabriel Valley

Low Clouds and fog in the morning then sunny. Fog locally dense with visibility one quarter mile or less. Highs in the lower 70s.

Tonight 20 Dec Los Angeles County San Gabriel Valley

Low Clouds and fog developing. Lows in the upper 40s to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Legg Lake Temperature Statistics

December Temperature

El Monte (3.7 miles)

  • Lowest 6 December, 2025

    46.4 °F

  • Average December

    67.8 °F

  • Highest 9 December, 2025

    84.2 °F

Climate (2020–Present)

El Monte (3.7 miles)

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  • Average Low 2020–2025

    59.4 °F

  • Average 2020–2025

    70.2 °F

  • Average High 2020–2025

    76.9 °F
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