O'Neill Forebay Weather Forecast

    • 59
    • 83

    Mostly Sunny

    • 59
    • 82

    Mostly Sunny

    • 58
    • 82

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 61
    • 86

    Sunny

    • 62
    • 91

    Sunny

Today 23 Jul West Side Mountains north of 198

Sunny. Highs 79 to 87. Northwest Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 23 Jul West Side Mountains north of 198

Mostly clear. Lows 57 to 63. West Winds up to 15 Mph with Gusts to around 30 Mph.

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O'Neill Forebay Temperature Statistics

July Temperature

Hollister, CA (23.6 miles)

  • Lowest 5 July, 2025

    44.6 °F

  • Average July

    62.6 °F

  • Highest 10 July, 2025

    91.4 °F

Climate (2020–Present)

Hollister, CA (23.6 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    72.6 °F
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