Highway Lake Weather Forecast

    • 79
    • 103

    Hot

    • 78
    • 104

    Hot

    • 76
    • 103

    Hot

    • 76
    • 102

    Hot

    • 77
    • 102

    Hot

    • 78
    • 102

    Hot

Today 19 Aug Harrison

Mostly sunny. Hot with Highs around 103. Southwest Winds 5 to 10 Mph.

Tonight 19 Aug Harrison

Partly cloudy. Lows in the upper 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Highway Lake Temperature Statistics

August Temperature

Longview - East Texas Regional Airport (9.3 miles)

  • Lowest 2 August, 2026

    68.6 °F

  • Average August

    88.2 °F

  • Highest 14 August, 2026

    103.6 °F

Climate (2021–2026)

Longview - East Texas Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    57.7 °F

  • Average 2021–2026

    68.2 °F

  • Average High 2021–2026

    79.6 °F
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