Castroville Weather Forecast

    • 53
    • 58

    Chance Rain Showers

    • 55
    • 70

    Mostly Cloudy

    • 42
    • 80

    Mostly Sunny

    • 47
    • 69

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

    • 54
    • 79

    Partly Sunny

    • 56
    • 80

    Partly Sunny

Today 16 Dec Medina

Cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 50s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 16 Dec Medina

Cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 50s. East Winds around 5 Mph, becoming north after midnight. Chance of rain 20 percent.

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Castroville Temperature Statistics

December Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 9 December, 2025

    32 °F

  • Average December

    54 °F

  • Highest 7 December, 2025

    82.4 °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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