San Luis Reservoir SPB Weather Forecast

    • 65
    • 88

    Sunny

    • 64
    • 87

    Sunny

    • 66
    • 87

    Sunny

    • 69
    • 90

    Sunny

    • 69
    • 91

    Sunny

    • 68
    • 90

    Sunny

    • 65
    • 87

    Sunny

Today 26 Aug West Side Mountains north of 198

Sunny. A 20 percent chance of rain in the morning. Highs 88 to 98. Southwest Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 26 Aug West Side Mountains north of 198

Clear. Lows 64 to 70. West Winds up to 10 Mph with Gusts to around 25 Mph.

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San Luis Reservoir SPB Temperature Statistics

August Temperature

Hollister, CA (19.3 miles)

  • Lowest 5 August, 2025

    48.2 °F

  • Average August

    66.3 °F

  • Highest 21 August, 2025

    100.4 °F

Climate (2020–Present)

Hollister, CA (19.3 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    72.5 °F
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