Old Rock Tank Weather Forecast

    • 43
    • 77

    Becoming Sunny

    • 47
    • 77

    Sunny

    • 54
    • 82

    Mostly Sunny

    • 62
    • 85

    Partly Sunny

    • 62
    • 85

    Partly Sunny

    • 62
    • 85

    Partly Sunny

Today 31 Jan McMullen

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 31 Jan McMullen

Clear. Lows in the mid 40s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Old Rock Tank Temperature Statistics

January Temperature

Pleasanton Municipal Airport (28.6 miles)

  • Lowest 22 January, 2025

    21.6 °F

  • Average January

    47.6 °F

  • Highest 5 January, 2025

    79.5 °F

Climate (2020–Present)

Pleasanton Municipal Airport (28.6 miles)

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  • Average Low 2020–2025

    60.6 °F

  • Average 2020–2025

    71.8 °F

  • Average High 2020–2025

    84.2 °F
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