Vernalis Weather Forecast

    • 47
    • 56

    Cloudy

    • 43
    • 61

    Mostly Cloudy

    • 42
    • 58

    Partly Sunny

    • 39
    • 57

    Partly Sunny

    • 42
    • 58

    Mostly Cloudy

    • 40
    • 59

    Mostly Cloudy

Today 21 Jan Northern San Joaquin Valley

Widespread fog. Locally dense in the morning. Areas of fog early in the afternoon. Mostly cloudy. Highs 53 to 59. Light Winds.

Tonight 21 Jan Northern San Joaquin Valley

Cloudy. Patchy fog in the evening. Widespread fog. Locally dense after midnight. Lows around 47. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vernalis Temperature Statistics

January Temperature

Stockton, Stockton Metropolitan Airport (18 miles)

  • Lowest 10 January, 2026

    30.2 °F

  • Average January

    48.3 °F

  • Highest 1 January, 2026

    64 °F

Climate (2021–Present)

Stockton, Stockton Metropolitan Airport (18 miles)

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  • Average Low 2021–2026

    50.1 °F

  • Average 2021–2026

    62.8 °F

  • Average High 2021–2026

    77 °F
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