Slidell Weather Forecast

    • 65
    • 80

    Chance Rain Showers

    • 61
    • 71

    Rain Showers

    • 63
    • 78

    Chance Thunderstorms

    • 59
    • 77

    Rain Showers

    • 52
    • 69

    Rain Showers Likely

    • 57
    • 69

    Chance Rain Showers

Today 3 Mar Wise

Partly sunny this Morning, then clearing. Warmer with Highs in the lower 80s. South Winds 10 to 15 Mph.

Tonight 3 Mar Wise

Partly cloudy with a slight chance of Showers in the Evening, then mostly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Slidell Temperature Statistics

March Temperature

Decatur, Decatur Municipal Airport (13 miles)

  • Lowest 1 March, 2026

    59.9 °F

  • Average March

    66.8 °F

  • Highest 1 March, 2026

    74.8 °F

Climate (2021–Present)

Decatur, Decatur Municipal Airport (13 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.9 °F

  • Average High 2021–2026

    77.4 °F
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