San Gabriel Reservoir Weather Forecast

    • 44
    • 59

    Chance Rain Showers

    • 38
    • 59

    Rain Showers

    • 37
    • 55

    Chance Rain Showers

    • 39
    • 59

    Partly Sunny

    • 39
    • 57

    Chance Rain Showers

    • 40
    • 58

    Slight Chance Rain Showers

    • 43
    • 65

    Mostly Sunny

Today 16 Nov Eastern San Gabriel Mountains

Cloudy. A chance of rain and snow Showers in the Morning, then a slight chance of rain and snow Showers in the afternoon. Snow accumulation up to 1 inch. Snow level 6000 to 6500 feet increasing to 7000 to 7500 feet. Highs from the upper 40s and 50s at low Elevations to the mid 30s to lower 40s at high Elevations. South Winds around 15 Mph.

Tonight 16 Nov Eastern San Gabriel Mountains

Mostly cloudy. A slight chance of rain and snow Showers in the Evening, then a chance of rain and snow Showers after midnight. Little or no snow accumulation. Snow level 7500 to 8000 feet decreasing to 7000 to 7500 feet late in the night. Lows in the 40s to around 50 except the lower to mid 30s Colder Valleys and Slopes. South Winds 15 to 25 Mph.

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San Gabriel Reservoir Temperature Statistics

November Temperature

Brackett Field Airport (9.3 miles)

  • Lowest 4 November, 2025

    51.8 °F

  • Average November

    68.7 °F

  • Highest 10 November, 2025

    91.4 °F

Climate (2020–Present)

Brackett Field Airport (9.3 miles)

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  • Average Low 2020–2025

    55.5 °F

  • Average 2020–2025

    67.6 °F

  • Average High 2020–2025

    75.6 °F
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