Lake Harris Weather Forecast

    • 76
    • 94

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

    • 72
    • 95

    Slight Chance Thunderstorms

    • 69
    • 90

    Partly Sunny

    • 72
    • 89

    Slight Chance Thunderstorms

    • 72
    • 88

    Chance Thunderstorms

Today 31 May Gregg

Mostly sunny. Highs in the mid 90s. South Winds around 5 Mph.

Tonight 31 May Gregg

Mostly clear. Lows in the mid 70s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Harris Temperature Statistics

May Temperature

Longview - East Texas Regional Airport (9.9 miles)

  • Lowest 2 May, 2026

    50.6 °F

  • Average May

    73.8 °F

  • Highest 14 May, 2026

    91.7 °F

Climate (2021–Present)

Longview - East Texas Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    57.5 °F

  • Average 2021–2026

    67.9 °F

  • Average High 2021–2026

    79.3 °F
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