Cherry Flat Reservoir Weather Forecast

    • 67
    • 85

    Sunny

    • 68
    • 88

    Sunny

    • 66
    • 85

    Mostly Sunny

    • 64
    • 77

    Chance Rain Showers

    • 63
    • 75

    Slight Chance Rain Showers

    • 60
    • 74

    Partly Sunny

    • 61
    • 74

    Mostly Sunny

Today 15 Sep Eastern Santa Clara Hills

Sunny. Highs in the mid 80s. South Winds around 5 Mph.

Tonight 15 Sep Eastern Santa Clara Hills

Clear. Lows in the 60s to lower 70s. West Winds around 5 Mph in the evening. Becoming light.

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Cherry Flat Reservoir Temperature Statistics

September Temperature

South County Airport of Santa Clara County (23 miles)

  • Lowest 7 September, 2025

    55.4 °F

  • Average September

    67.9 °F

  • Highest 1 September, 2025

    96.8 °F

Climate (2020–Present)

South County Airport of Santa Clara County (23 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    73 °F
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