Castroville Weather Forecast

    • 67
    • 81

    Chance Thunderstorms

    • 70
    • 86

    Chance Rain Showers

    • 66
    • 82

    Rain Showers

    • 67
    • 85

    Chance Thunderstorms

    • 70
    • 86

    Slight Chance Thunderstorms

    • 70
    • 85

    Rain Showers Likely

    • 71
    • 84

    Rain Showers Likely

Today 21 May Medina

Partly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the upper 70s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

Tonight 21 May Medina

Partly cloudy with a chance of Showers and Thunderstorms this Evening, then mostly cloudy after midnight. Lows in the mid 60s. Southeast Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castroville Temperature Statistics

May Temperature

Castroville Municipal Airport (1.9 miles)

  • Lowest 2 May, 2026

    50 °F

  • Average May

    75 °F

  • Highest 9 May, 2026

    91.4 °F

Climate (2021–Present)

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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