Castroville Weather Forecast

    • 77
    • 91

    Slight Chance Rain Showers

    • 76
    • 94

    Partly Sunny

    • 75
    • 95

    Mostly Sunny

    • 73
    • 96

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

Today 21 Jun Medina

Mostly cloudy with a slight chance of Showers and Thunderstorms this Morning, then partly cloudy this afternoon. Highs in the upper 80s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 21 Jun Medina

Partly cloudy. Humid with Lows in the mid 70s. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

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Castroville Temperature Statistics

June Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 5 June, 2026

    69.8 °F

  • Average June

    81.8 °F

  • Highest 18 June, 2026

    96.8 °F

Climate (2021–2026)

Castroville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    61.6 °F

  • Average 2021–2026

    72.3 °F

  • Average High 2021–2026

    84.3 °F
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