Mayport Weather Forecast

    • 66
    • 84

    Chance Thunderstorms

    • 62
    • 81

    Rain Showers

    • 53
    • 77

    Partly Sunny

    • 60
    • 75

    Rain Showers Likely

    • 58
    • 75

    Rain Showers Likely

    • 59
    • 75

    Chance Rain Showers

Today 16 Sep Clarion

Partly cloudy in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 80s. South Winds around 5 Mph, becoming west in the afternoon. Chance of rain 40 percent.

Tonight 16 Sep Clarion

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Warm with Lows in the mid 60s. Light and variable Winds, becoming southeast around 5 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mayport Temperature Statistics

September Temperature

Du Bois - Jefferson County Airport (21.1 miles)

  • Lowest 7 September, 2026

    50.6 °F

  • Average September

    69.4 °F

  • Highest 1 September, 2026

    85.6 °F

Climate (2021–2026)

Du Bois - Jefferson County Airport (21.1 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    60.1 °F
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