Vernalis Weather Forecast

    • 67
    • 100

    Hot

    • 68
    • 100

    Hot

    • 63
    • 96

    Mostly Sunny

    • 63
    • 93

    Mostly Sunny

    • 61
    • 93

    Partly Sunny

    • 60
    • 90

    Mostly Sunny

    • 59
    • 89

    Mostly Sunny

Today 31 Aug Northern San Joaquin Valley

Sunny. Highs 96 to 102. Northwest Winds up to 15 Mph.

Tonight 31 Aug Northern San Joaquin Valley

Clear. Lows 64 to 74. Northwest Winds up to 10 Mph. Gusts up to 25 Mph in the evening.

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Vernalis Temperature Statistics

August Temperature

Stockton, Stockton Metropolitan Airport (18 miles)

  • Lowest 20 August, 2025

    54.6 °F

  • Average August

    77.4 °F

  • Highest 9 August, 2025

    104.6 °F

Climate (2020–Present)

Stockton, Stockton Metropolitan Airport (18 miles)

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  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    62.9 °F

  • Average High 2020–2025

    77.4 °F
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