Lewiston Lake Weather Forecast

    • 57
    • 89

    Becoming Sunny

    • 60
    • 95

    Sunny

    • 64
    • 100

    Hot

    • 66
    • 101

    Hot

    • 66
    • 102

    Hot

    • 66
    • 101

    Hot

Today 19 Aug Northern Trinity

Sunny. Highs 83 to 98.

Tonight 19 Aug Northern Trinity

Clear. Lows 50 to 60.

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  • Temperature Forecast NOAA

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Lewiston Lake Temperature Statistics

August Temperature

Weaverville (6.8 miles)

  • Lowest 4 August, 2025

    50 °F

  • Average August

    76.5 °F

  • Highest 10 August, 2025

    105.8 °F

Climate (2023–Present)

Weaverville (6.8 miles)

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  • Average Low 2023–2025

    42.3 °F

  • Average 2023–2025

    56.4 °F

  • Average High 2023–2025

    70.4 °F
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