Castalia Weather Forecast

    • 32
    • 47

    Mostly Cloudy

    • 35
    • 40

    Mostly Cloudy

    • 59
    • 70

    Rain Showers

    • 45
    • 68

    Rain Showers Likely

    • 42
    • 52

    Rain Showers Likely

    • 41
    • 53

    Chance Rain Showers

Today 31 Mar Erie

Cloudy. Much cooler with Highs in the upper 40s. Temperature falling into the lower 40s late. Northwest Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 31 Mar Erie

Mostly cloudy. Much cooler with Lows in the lower 30s. North Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castalia Temperature Statistics

March Temperature

Port Clinton Carl R Keller Field Airport (8.1 miles)

  • Lowest 21 March, 2025

    26.6 °F

  • Average March

    44.6 °F

  • Highest 14 March, 2025

    77 °F

Climate (2020–Present)

Port Clinton Carl R Keller Field Airport (8.1 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    60.4 °F
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