Lapwai Weather Forecast

    • 57
    • 92

    Mostly Sunny

    • 56
    • 95

    Sunny

    • 59
    • 100

    Hot

    • 64
    • 106

    Hot

    • 66
    • 104

    Hot

    • 65
    • 103

    Hot

Today 20 Aug Lewiston Area

Sunny. Highs in the lower 80s to lower 90s. Northwest wind 5 to 15 Mph in the afternoon. Gusts up to 25 Mph.

Tonight 20 Aug Lewiston Area

Mostly clear. Lows in the mid 50s to lower 60s. West wind 5 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light and variable.

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Lapwai Temperature Statistics

August Temperature

Lewiston, Lewiston-Nez Perce County Airport (9.9 miles)

  • Lowest 5 August, 2025

    57.7 °F

  • Average August

    77.5 °F

  • Highest 11 August, 2025

    102.7 °F

Climate (2020–Present)

Lewiston, Lewiston-Nez Perce County Airport (9.9 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    65.8 °F
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