Lake Harris Weather Forecast

    • 73
    • 92

    Rain Showers Likely

    • 71
    • 88

    Rain Showers Likely

    • 71
    • 89

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 74
    • 92

    Partly Sunny

    • 75
    • 94

    Mostly Sunny

Today 12 Jul Gregg

Partly cloudy this Morning, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Highs in the lower 90s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

Tonight 12 Jul Gregg

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 70s. Southeast Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Harris Temperature Statistics

July Temperature

Longview - East Texas Regional Airport (9.9 miles)

  • Lowest 8 July, 2026

    70.6 °F

  • Average July

    84.2 °F

  • Highest 4 July, 2026

    97.6 °F

Climate (2021–2026)

Longview - East Texas Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    57.6 °F

  • Average 2021–2026

    68 °F

  • Average High 2021–2026

    79.4 °F
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