Castroville Weather Forecast

    • 40
    • 64

    Slight Chance Rain Showers

    • 37
    • 73

    Sunny

    • 38
    • 66

    Sunny

    • 42
    • 70

    Mostly Sunny

    • 38
    • 65

    Mostly Sunny

    • 36
    • 66

    Partly Sunny

Today 13 Jan Medina

Cloudy with a slight chance of Showers in the Morning, then partly cloudy in the afternoon. Highs around 60. West Winds around 5 Mph. Chance of rain 20 percent.

Tonight 13 Jan Medina

Mostly clear. Lows in the upper 30s. West Winds around 5 Mph.

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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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