McCormack Reservoir Weather Forecast

    • 49
    • 72

    Rain Showers

    • 45
    • 68

    Partly Sunny

    • 49
    • 67

    Mostly Sunny

    • 57
    • 71

    Mostly Sunny

    • 59
    • 74

    Mostly Cloudy

    • 59
    • 74

    Mostly Cloudy

Today 30 Jan Coastal Brazoria

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Patchy fog. Highs in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

Tonight 30 Jan Coastal Brazoria

Cloudy. Patchy fog. Near steady temperature in the mid 60s. Southeast Winds 10 to 15 Mph.

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McCormack Reservoir Temperature Statistics

January Temperature

Angleton / Lake Jackson, Brazoria County Airport (8.1 miles)

  • Lowest 22 January, 2025

    18 °F

  • Average January

    49.6 °F

  • Highest 5 January, 2025

    80.7 °F

Climate (2020–Present)

Angleton / Lake Jackson, Brazoria County Airport (8.1 miles)

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  • Average Low 2020–2025

    62.3 °F

  • Average 2020–2025

    71.2 °F

  • Average High 2020–2025

    81 °F
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