Castroville Weather Forecast

    • 45
    • 64

    Chance Rain Showers

    • 40
    • 61

    Partly Sunny

    • 37
    • 72

    Sunny

    • 37
    • 64

    Sunny

    • 38
    • 68

    Mostly Sunny

    • 34
    • 62

    Mostly Sunny

Today 12 Jan Medina

Cloudy. Highs in the lower 60s. North Winds around 5 Mph, becoming east this afternoon.

Tonight 12 Jan Medina

Cloudy with a 40 percent chance of Showers. Lows in the mid 40s. Southwest Winds around 5 Mph, becoming west around 5 Mph after midnight.

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Castroville Temperature Statistics

January Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 1 January, 2026

    37.4 °F

  • Average January

    62.8 °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

    61.5 °F

  • Average 2021–2026

    72.2 °F

  • Average High 2021–2026

    84.1 °F
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