Cottonwood Bay Weather Forecast

    • 35
    • 52

    Mostly Sunny

    • 36
    • 49

    Mostly Sunny

    • 38
    • 50

    Partly Sunny

    • 38
    • 52

    Partly Sunny

    • 40
    • 53

    Mostly Sunny

    • 43
    • 56

    Partly Sunny

    • 44
    • 58

    Sunny

Today 8 Jan West Side Mountains north of 198

Sunny. Highs 46 to 52. Northwest Winds 15 to 20 Mph with Gusts to around 45 Mph.

Tonight 8 Jan West Side Mountains north of 198

Mostly clear. Lows in the mid 30s. Northwest Winds up to 15 Mph. Gusts up to 35 Mph in the evening.

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Cottonwood Bay Temperature Statistics

January Temperature

Hollister, CA (21.1 miles)

  • Lowest 6 January, 2026

    46.4 °F

  • Average January

    55.5 °F

  • Highest 6 January, 2026

    66.2 °F

Climate (2021–Present)

Hollister, CA (21.1 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    72.4 °F
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