Castroville Weather Forecast

    • 75
    • 94

    Decreasing Clouds

    • 73
    • 96

    Partly Sunny

    • 71
    • 96

    Mostly Sunny

    • 72
    • 95

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

    • 75
    • 97

    Hot

Today 18 Jul Medina

Cloudy this Morning, then becoming partly cloudy. Highs in the lower 90s. Southeast Winds 5 to 10 Mph.

Tonight 18 Jul Medina

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Castroville Temperature Statistics

July Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 9 July, 2026

    71.6 °F

  • Average July

    83.5 °F

  • Highest 5 July, 2026

    98.6 °F

Climate (2021–2026)

Castroville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    61.6 °F

  • Average 2021–2026

    72.4 °F

  • Average High 2021–2026

    84.3 °F
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