Castroville Weather Forecast

    • 57
    • 76

    Decreasing Clouds

    • 56
    • 84

    Partly Sunny

    • 59
    • 83

    Partly Sunny

    • 54
    • 80

    Partly Sunny

    • 41
    • 75

    Partly Sunny

    • 36
    • 65

    Partly Sunny

Today 5 Jan Medina

Cloudy this Morning, then becoming partly cloudy. Areas of dense fog this morning. Highs in the mid 70s. Southeast Winds around 5 Mph.

Tonight 5 Jan Medina

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Castroville Temperature Statistics

January Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 1 January, 2026

    37.4 °F

  • Average January

    62.9 °F

  • Highest 2 January, 2026

    87.8 °F

Climate (2021–Present)

Castroville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    61.4 °F

  • Average 2021–2026

    72.1 °F

  • Average High 2021–2026

    84 °F
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