Cottonwood Bay Weather Forecast

    • 57
    • 81

    Mostly Sunny

    • 59
    • 82

    Becoming Sunny

    • 62
    • 89

    Mostly Sunny

    • 62
    • 90

    Sunny

    • 62
    • 91

    Sunny

    • 60
    • 92

    Mostly Sunny

    • 55
    • 88

    Partly Sunny

Today 15 Mar West Side Mountains north of 198

Sunny. Highs in the upper 70s. North Winds 5 to 15 Mph with Gusts to around 35 Mph.

Tonight 15 Mar West Side Mountains north of 198

Mostly clear. Lows in the upper 50s. Northwest Winds up to 10 Mph with Gusts to around 25 Mph.

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Cottonwood Bay Temperature Statistics

March Temperature

Hollister, CA (21.1 miles)

  • Lowest 6 March, 2026

    37.4 °F

  • Average March

    56.5 °F

  • Highest 12 March, 2026

    80.6 °F

Climate (2021–Present)

Hollister, CA (21.1 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    72.5 °F
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