Round Lake Weather Forecast

    • 52
    • 60

    Mostly Sunny

    • 63
    • 72

    Increasing Clouds

    • 62
    • 74

    Chance Rain Showers

    • 60
    • 71

    Mostly Cloudy

    • 60
    • 71

    Mostly Sunny

    • 60
    • 71

    Partly Sunny

    • 60
    • 72

    Mostly Cloudy

Today 19 Dec Lower Jefferson

Sunny, cooler with Highs in the lower 60s. Northeast Winds 5 to 10 Mph, becoming east this afternoon.

Tonight 19 Dec Lower Jefferson

Mostly clear. Lows in the upper 40s. Southeast Winds around 5 Mph.

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Round Lake Temperature Statistics

December Temperature

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

  • Lowest 15 December, 2025

    28.9 °F

  • Average December

    52.3 °F

  • Highest 12 December, 2025

    80.1 °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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