Big Dalton Reservoir Weather Forecast

    • 71
    • 91

    Mostly Sunny

    • 72
    • 96

    Sunny

    • 74
    • 96

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 70
    • 91

    Mostly Sunny

    • 67
    • 85

    Chance Rain

Today 20 Aug Eastern San Gabriel Mountains

Sunny. Highs from the upper 80s to mid 90s at low Elevations to the upper 70s to mid 80s at high Elevations.

Tonight 20 Aug Eastern San Gabriel Mountains

Mostly clear. Lows in the mid 70s to lower 80s except the mid to upper 60s Colder Valleys and Slopes.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Dalton Reservoir Temperature Statistics

August Temperature

Brackett Field Airport (5.6 miles)

  • Lowest 2 August, 2025

    59 °F

  • Average August

    81.1 °F

  • Highest 7 August, 2025

    100.4 °F

Climate (2020–Present)

Brackett Field Airport (5.6 miles)

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  • Average Low 2020–2025

    55.6 °F

  • Average 2020–2025

    67.8 °F

  • Average High 2020–2025

    75.7 °F
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