Castroville Weather Forecast

    • 45
    • 79

    Increasing Clouds

    • 39
    • 50

    Mostly Cloudy

    • 35
    • 59

    Partly Sunny

    • 39
    • 60

    Partly Sunny

    • 50
    • 72

    Partly Sunny

    • 51
    • 83

    Partly Sunny

    • 49
    • 79

    Partly Sunny

Today 28 Dec Medina

Partly cloudy. Near steady temperature in the mid 70s. North Winds around 5 Mph.

Tonight 28 Dec Medina

Partly cloudy in the Evening, then becoming mostly cloudy. Breezy and much cooler. Less humid with Lows in the mid 40s. Northeast Winds 15 to 25 Mph. Gusts up to 35 Mph, increasing to 45 Mph after midnight.

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Castroville Temperature Statistics

December Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 9 December, 2025

    32 °F

  • Average December

    57.8 °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

    61.4 °F

  • Average 2020–2025

    72.1 °F

  • Average High 2020–2025

    84 °F
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