Cottonwood Bay Weather Forecast

    • 56
    • 83

    Breezy

    • 56
    • 79

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

    • 61
    • 83

    Mostly Sunny

    • 61
    • 84

    Mostly Sunny

    • 62
    • 85

    Mostly Sunny

Today 31 Aug West Side Mountains north of 198

Sunny. Highs 78 to 88. West Winds up to 15 Mph with Gusts to around 35 Mph.

Tonight 31 Aug West Side Mountains north of 198

Cooler. Mostly clear. Lows 52 to 58. West Winds 5 to 15 Mph with Gusts to around 35 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

    67.1 °F

  • Highest 26 August, 2026

    98.6 °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

    72.8 °F
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