Lake Harris Weather Forecast

    • 35
    • 83

    Chance Rain Showers

    • 29
    • 50

    Mostly Sunny

    • 42
    • 61

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 57
    • 83

    Sunny

    • 61
    • 89

    Mostly Sunny

Today 15 Mar Gregg

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms this afternoon. Some Thunderstorms may be severe with damaging Winds. Windy with Highs in the lower 80s. South Winds 15 to 20 Mph, becoming southwest 20 to 25 Mph this afternoon. Gusts up to 45 Mph. Chance of rain 30 percent.

Tonight 15 Mar Gregg

Partly cloudy and windy. Much cooler. Less humid with Lows in the mid 30s. North Winds 15 to 25 Mph with Gusts up to 45 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Harris Temperature Statistics

March Temperature

Longview - East Texas Regional Airport (9.9 miles)

  • Lowest 12 March, 2026

    39.9 °F

  • Average March

    68 °F

  • Highest 3 March, 2026

    84.7 °F

Climate (2021–Present)

Longview - East Texas Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    57.3 °F

  • Average 2021–2026

    67.6 °F

  • Average High 2021–2026

    79 °F
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