Mann Lake Weather Forecast

    • 60
    • 76

    Chance Rain Showers

    • 36
    • 65

    Chance Rain Showers

    • 40
    • 54

    Partly Sunny

    • 58
    • 68

    Mostly Cloudy

    • 63
    • 75

    Mostly Cloudy

    • 62
    • 78

    Mostly Cloudy

Today 13 Dec Inland Brazoria

Mostly cloudy in the Morning, then becoming partly sunny. Areas of dense fog in the morning. A slight chance of Thunderstorms. A slight chance of Showers in the Morning, then a chance of Showers in the afternoon. Highs in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

Tonight 13 Dec Inland Brazoria

Mostly cloudy. Patchy dense fog. A chance of Showers and Thunderstorms after midnight. Lows in the upper 50s. Southeast Winds around 5 Mph, becoming northeast after midnight. Chance of rain 50 percent.

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Mann Lake Temperature Statistics

December Temperature

Angleton / Lake Jackson, Brazoria County Airport (9.3 miles)

  • Lowest 8 December, 2025

    37 °F

  • Average December

    53.6 °F

  • Highest 10 December, 2025

    79 °F

Climate (2020–Present)

Angleton / Lake Jackson, Brazoria County Airport (9.3 miles)

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  • Average Low 2020–2025

    62.4 °F

  • Average 2020–2025

    71.5 °F

  • Average High 2020–2025

    81.3 °F
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