St. Tammany Regional Airport Weather Forecast

    • 57
    • 77

    Decreasing Clouds

    • 43
    • 78

    Mostly Sunny

    • 39
    • 71

    Sunny

    • 40
    • 67

    Mostly Sunny

    • 46
    • 67

    Partly Sunny

    • 45
    • 64

    Slight Chance Rain Showers

Today 11 Nov Northern St. Tammany

Mostly cloudy with a chance of Showers this Morning, then mostly sunny with a slight chance of Showers this afternoon. Highs in the upper 70s. Temperature falling to around 70 this afternoon. Light and variable Winds, becoming west around 5 Mph this afternoon. Chance of rain 40 percent.

Tonight 11 Nov Northern St. Tammany

Partly cloudy. Lows in the mid 50s. Light and variable Winds, becoming west around 5 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Tammany Regional Airport Temperature Statistics

November Temperature

Slidell, Slidell Airport (11.8 miles)

  • Lowest 8 November, 2026

    39 °F

  • Average November

    66.5 °F

  • Highest 4 November, 2026

    82.7 °F

Climate (2021–2026)

Slidell, Slidell Airport (11.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    59.9 °F

  • Average 2021–2026

    70.4 °F

  • Average High 2021–2026

    81 °F
Get WillyWeather+ to remove ads