San Gabriel Reservoir Weather Forecast

    • 53
    • 76

    Becoming Sunny

    • 53
    • 78

    Mostly Sunny

    • 54
    • 78

    Mostly Sunny

    • 56
    • 80

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

Today 23 Feb Eastern San Gabriel Mountains

Partly cloudy. Highs from the upper 60s to mid 70s at low Elevations to the mid 50s to around 60 at high Elevations. Northeast Winds around 15 Mph in the morning.

Tonight 23 Feb Eastern San Gabriel Mountains

Partly cloudy in the evening then mostly clear. Lows in the 50s to around 60 except the lower to mid 40s Colder Valleys and Slopes.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Gabriel Reservoir Temperature Statistics

February Temperature

Brackett Field Airport (9.3 miles)

  • Lowest 20 February, 2026

    37.4 °F

  • Average February

    60.9 °F

  • Highest 4 February, 2026

    84.2 °F

Climate (2021–Present)

Brackett Field Airport (9.3 miles)

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  • Average Low 2021–2026

    55.7 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    75.7 °F
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