Castalia Weather Forecast

    • 65
    • 86

    Mostly Sunny

    • 67
    • 90

    Mostly Sunny

    • 66
    • 92

    Chance Rain Showers

    • 58
    • 77

    Chance Rain Showers

    • 58
    • 75

    Mostly Cloudy

    • 61
    • 76

    Slight Chance Rain Showers

Today 4 Sep Nash

Sunny. Highs in the upper 80s. Southwest Winds 5 to 10 Mph.

Tonight 4 Sep Nash

Clear. Lows in the mid 60s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Castalia Temperature Statistics

September Temperature

Franklin County Airport (15.5 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    62.9 °F

  • Highest 1 September, 2025

    77 °F

Climate (2020–Present)

Franklin County Airport (15.5 miles)

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  • Average Low 2020–2025

    49.1 °F

  • Average 2020–2025

    59.4 °F

  • Average High 2020–2025

    70.4 °F
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