Cavenham Park Weather Forecast

    • 78
    • 89

    Thunderstorms

    • 76
    • 93

    Rain Showers Likely

    • 76
    • 91

    Chance Thunderstorms

    • 78
    • 91

    Slight Chance Thunderstorms

    • 77
    • 94

    Mostly Sunny

    • 75
    • 95

    Slight Chance Thunderstorms

Today 18 Jun Northern St. Tammany

Showers with a chance of Thunderstorms this Morning, then Showers and Thunderstorms likely this afternoon. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible this morning. Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 90 percent. Heat index Values up to 106.

Tonight 18 Jun Northern St. Tammany

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Some Thunderstorms may produce heavy rainfall in the evening. Humid with Lows in the upper 70s. Southwest Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening. Chance of rain 50 percent. Heat index Values up to 105 early in the evening.

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Cavenham Park Temperature Statistics

June Temperature

Slidell, Slidell Airport (5 miles)

  • Lowest 4 June, 2026

    66.7 °F

  • Average June

    80.3 °F

  • Highest 14 June, 2026

    93.7 °F

Climate (2021–2026)

Slidell, Slidell Airport (5 miles)

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  • Average Low 2021–2026

    59.9 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    80.8 °F
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