Castroville Weather Forecast

    • 57
    • 85

    Mostly Sunny

    • 59
    • 86

    Mostly Sunny

    • 55
    • 85

    Mostly Sunny

    • 59
    • 84

    Mostly Sunny

    • 64
    • 85

    Mostly Cloudy

    • 62
    • 83

    Mostly Cloudy

Today 20 Oct Medina

Sunny. Near steady temperature in the lower 80s. East Winds around 5 Mph.

Tonight 20 Oct Medina

Clear. Lows in the mid 50s. Northeast Winds around 5 Mph.

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Castroville Temperature Statistics

October Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 18 October, 2026

    44.6 °F

  • Average October

    76.9 °F

  • Highest 14 October, 2026

    96.8 °F

Climate (2021–2026)

Castroville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    61.8 °F

  • Average 2021–2026

    72.7 °F

  • Average High 2021–2026

    84.7 °F
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