Castalia Weather Forecast

    • 72
    • 92

    Chance Thunderstorms

    • 69
    • 85

    Chance Rain Showers

    • 73
    • 88

    Partly Sunny

    • 70
    • 88

    Thunderstorms Likely

    • 66
    • 84

    Mostly Sunny

    • 67
    • 84

    Partly Sunny

Today 27 Jun Erie

Partly cloudy. A chance of Showers and Thunderstorms this afternoon. Hot with Highs in the lower 90s. Southwest Winds 10 to 15 Mph. Chance of rain 30 percent. Heat index Values up to 100.

Tonight 27 Jun Erie

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Humid with Lows in the lower 70s. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent. Heat index Values in the upper 90s early in the evening.

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Castalia Temperature Statistics

June Temperature

Port Clinton Carl R Keller Field Airport (8.1 miles)

  • Lowest 2 June, 2025

    50 °F

  • Average June

    71.2 °F

  • Highest 24 June, 2025

    96.8 °F

Climate (2020–Present)

Port Clinton Carl R Keller Field Airport (8.1 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    60.5 °F
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