San Dimas Canyon Park Weather Forecast

    • 65
    • 92

    Mostly Sunny

    • 67
    • 94

    Mostly Sunny

    • 67
    • 95

    Mostly Sunny

    • 68
    • 94

    Mostly Sunny

    • 67
    • 94

    Mostly Sunny

    • 65
    • 90

    Mostly Sunny

Today 5 Aug Los Angeles County San Gabriel Valley

Areas of low Clouds and fog in the morning then sunny. Highs in the upper 80s to mid 90s.

Tonight 5 Aug Los Angeles County San Gabriel Valley

Mostly clear. Lows in the mid 60s to around 70.

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San Dimas Canyon Park Temperature Statistics

August Temperature

Brackett Field Airport (2.5 miles)

  • Lowest 1 August, 2026

    68 °F

  • Average August

    82.7 °F

  • Highest 2 August, 2026

    96.8 °F

Climate (2021–2026)

Brackett Field Airport (2.5 miles)

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  • Average Low 2021–2026

    56 °F

  • Average 2021–2026

    68 °F

  • Average High 2021–2026

    75.9 °F
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