O'Neill Forebay Weather Forecast

    • 65
    • 88

    Sunny

    • 62
    • 90

    Sunny

    • 56
    • 86

    Sunny

    • 55
    • 73

    Partly Sunny

    • 55
    • 67

    Chance Rain

    • 54
    • 68

    Chance Rain

Today 16 Oct West Side Mountains north of 198

Sunny. Highs 82 to 90. East Winds up to 10 Mph.

Tonight 16 Oct West Side Mountains north of 198

Clear. Lows 63 to 69. Northwest Winds up to 5 Mph shifting to the southwest after midnight.

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O'Neill Forebay Temperature Statistics

October Temperature

Hollister, CA (23.6 miles)

  • Lowest 13 October, 2026

    42.8 °F

  • Average October

    66.3 °F

  • Highest 3 October, 2026

    104 °F

Climate (2021–2026)

Hollister, CA (23.6 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    72.9 °F
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