St Johns Weather Forecast

    • 77
    • 93

    Chance Thunderstorms

    • 74
    • 93

    Chance Thunderstorms

    • 73
    • 90

    Slight Chance Thunderstorms

    • 74
    • 88

    Slight Chance Thunderstorms

    • 74
    • 88

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

Today 18 Sep St. Johns

Partly cloudy. A 40 percent chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph shifting to the southeast in the afternoon.

Tonight 18 Sep St. Johns

Mostly cloudy with chance of Showers and Thunderstorms in the Evening, then partly cloudy with slight chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

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St Johns Temperature Statistics

September Temperature

Jacksonville Naval Air Station (11.8 miles)

  • Lowest 9 September, 2018

    75 °F
  • Average September

    84.6 °F
  • Highest 16 September, 2018

    97 °F

Climate (2010–Present)

Jacksonville Naval Air Station (11.8 miles)

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  • Average Low 2010–Present

    65.8 °F
  • Average 2010–Present

    73.1 °F
  • Average High 2010–Present

    81.6 °F
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