Callahan Weather Forecast

    • 63
    • 89

    Partly Sunny

    • 67
    • 89

    Partly Sunny

    • 69
    • 89

    Partly Sunny

    • 70
    • 88

    Mostly Sunny

    • 71
    • 86

    Chance Rain Showers

    • 72
    • 85

    Chance Rain Showers

Today 16 Sep Inland Nassau

Areas of fog early. Patchy fog this morning. Mostly sunny. Highs in the upper 80s. Light and variable Winds, becoming north 5 to 10 Mph this Morning, then becoming northeast this afternoon.

Tonight 16 Sep Inland Nassau

Partly cloudy. Lows in the lower 60s. East Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Callahan Temperature Statistics

September Temperature

Jacksonville International Airport (9.3 miles)

  • Lowest 14 September, 2025

    63 °F

  • Average September

    76.7 °F

  • Highest 6 September, 2025

    91 °F

Climate (2020–Present)

Jacksonville International Airport (9.3 miles)

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  • Average Low 2020–2025

    60.1 °F

  • Average 2020–2025

    69.5 °F

  • Average High 2020–2025

    80.7 °F
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