Hattiesburg Weather Forecast

    • 41
    • 72

    Chance Rain Showers

    • 36
    • 58

    Sunny

    • 54
    • 70

    Partly Sunny

    • 50
    • 70

    Slight Chance Rain Showers

    • 50
    • 68

    Partly Sunny

    • 53
    • 72

    Partly Sunny

Today 18 Dec Forrest

Partly sunny. A slight chance of Showers late this Morning, then a chance of Showers this afternoon. Highs in the lower 70s. South Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 18 Dec Forrest

Mostly cloudy with a chance of Showers in the Evening, then mostly clear after midnight. Much cooler. Less humid with Lows in the lower 40s. West Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hattiesburg Temperature Statistics

December Temperature

Hattiesburg, Bobby L Chain Municipal Airport (4.3 miles)

  • Lowest 15 December, 2025

    25 °F

  • Average December

    48.1 °F

  • Highest 13 December, 2025

    77 °F

Climate (2020–Present)

Hattiesburg, Bobby L Chain Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    57.5 °F

  • Average 2020–2025

    67.9 °F

  • Average High 2020–2025

    79.9 °F
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