Cat Island Weather Forecast

    • 69
    • 71

    Slight Chance Thunderstorms

    • 69
    • 71

    Rain Showers

    • 70
    • 73

    Rain Showers Likely

    • 65
    • 75

    Chance Thunderstorms

    • 71
    • 72

    Mostly Cloudy

    • 72
    • 75

    Mostly Cloudy

    • 71
    • 75

    Slight Chance Thunderstorms

Today 28 Mar Southern Harrison

Mostly cloudy. Highs in the upper 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 28 Mar Southern Harrison

Mostly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the mid 60s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cat Island Temperature Statistics

March Temperature

Gulfport - Gulfport-Biloxi International Airport (12.4 miles)

  • Lowest 21 March, 2025

    37 °F

  • Average March

    62.5 °F

  • Highest 26 March, 2025

    84.9 °F

Climate (2020–Present)

Gulfport - Gulfport-Biloxi International Airport (12.4 miles)

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  • Average Low 2020–2025

    61.3 °F

  • Average 2020–2025

    69.9 °F

  • Average High 2020–2025

    78.9 °F
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