Round Lake Weather Forecast

    • 43
    • 59

    Mostly Sunny

    • 51
    • 60

    Mostly Sunny

    • 52
    • 70

    Mostly Sunny

    • 58
    • 67

    Partly Sunny

    • 57
    • 72

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 55
    • 67

    Mostly Cloudy

Today 8 Dec Lower Jefferson

Partly sunny this Morning, then clearing. Cooler with Highs in the upper 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 8 Dec Lower Jefferson

Mostly clear. Lows in the upper 30s. Northeast Winds 5 to 10 Mph.

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Round Lake Temperature Statistics

December Temperature

Beaumont/Port Arthur Southeast Texas Regional Airport (11.2 miles)

  • Lowest 3 December, 2025

    37.9 °F

  • Average December

    47.5 °F

  • Highest 6 December, 2025

    59 °F

Climate (2020–Present)

Beaumont/Port Arthur Southeast Texas Regional Airport (11.2 miles)

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  • Average Low 2020–2025

    62.1 °F

  • Average 2020–2025

    70.6 °F

  • Average High 2020–2025

    80.7 °F
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