Castroville Weather Forecast

    • 44
    • 56

    Mostly Cloudy

    • 46
    • 74

    Mostly Sunny

    • 39
    • 74

    Sunny

    • 36
    • 63

    Sunny

    • 43
    • 67

    Mostly Sunny

    • 44
    • 76

    Mostly Sunny

Today 5 Dec Medina

Cloudy. A slight chance of Showers this morning. Highs in the mid 50s. Southeast Winds around 5 Mph, becoming south around 5 Mph this afternoon. Chance of rain 20 percent.

Tonight 5 Dec Medina

Mostly cloudy. Lows in the mid 40s. Southwest Winds around 5 Mph.

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Castroville Temperature Statistics

December Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 2 December, 2025

    35.6 °F

  • Average December

    46.6 °F

  • Highest 2 December, 2025

    57.2 °F

Climate (2020–Present)

Castroville Municipal Airport (1.9 miles)

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  • Average Low 2020–2025

    61.3 °F

  • Average 2020–2025

    72.1 °F

  • Average High 2020–2025

    84 °F
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