Cottonwood Bay Weather Forecast

    • 58
    • 82

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 58
    • 86

    Mostly Sunny

    • 60
    • 89

    Partly Sunny

    • 59
    • 88

    Partly Sunny

    • 62
    • 88

    Partly Sunny

    • 61
    • 89

    Partly Sunny

Today 13 Aug West Side Mountains north of 198

Sunny. Highs 78 to 88. Southwest Winds 10 to 15 Mph with Gusts to around 35 Mph.

Tonight 13 Aug West Side Mountains north of 198

Mostly clear. Lows 57 to 63. West Winds 5 to 15 Mph with Gusts to around 40 Mph.

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Cottonwood Bay Temperature Statistics

August Temperature

Hollister, CA (21.1 miles)

  • Lowest 1 August, 2026

    51.8 °F

  • Average August

    66.2 °F

  • Highest 2 August, 2026

    91.4 °F

Climate (2021–2026)

Hollister, CA (21.1 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    72.7 °F
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