Lake Waha Weather Forecast

    • 57
    • 77

    Sunny

    • 63
    • 82

    Mostly Sunny

    • 67
    • 91

    Partly Sunny

    • 64
    • 86

    Partly Sunny

    • 58
    • 79

    Mostly Sunny

    • 57
    • 77

    Mostly Sunny

Today 23 Aug Lewis and Southern Nez Perce Counties

Sunny. Highs in the upper 70s to mid 80s.

Tonight 23 Aug Lewis and Southern Nez Perce Counties

Mostly clear. Lows in the 50s. Gusts up to 25 Mph in the evening.

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Lake Waha Temperature Statistics

August Temperature

Grangeville - Idaho County Airport (37.9 miles)

  • Lowest 4 August, 2026

    42.8 °F

  • Average August

    69.5 °F

  • Highest 21 August, 2026

    96.8 °F

Climate (2021–2026)

Grangeville - Idaho County Airport (37.9 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    57.9 °F
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