Arnold Line Weather Forecast

    • 23
    • 53

    Slight Chance Rain Showers

    • 27
    • 48

    Sunny

    • 40
    • 60

    Mostly Cloudy

    • 52
    • 68

    Mostly Cloudy

    • 51
    • 73

    Chance Rain Showers

    • 50
    • 66

    Partly Sunny

Today 14 Dec Lamar

Partly sunny with a chance of Showers this Morning, then sunny this afternoon. Much cooler with Highs in the mid 50s. North Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 30 percent.

Tonight 14 Dec Lamar

Clear. Much Colder with Lows in the lower 20s. Northeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arnold Line Temperature Statistics

December Temperature

Hattiesburg, Bobby L Chain Municipal Airport (8.1 miles)

  • Lowest 9 December, 2025

    32 °F

  • Average December

    47.9 °F

  • Highest 10 December, 2025

    70 °F

Climate (2020–Present)

Hattiesburg, Bobby L Chain Municipal Airport (8.1 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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