Lake Waha Weather Forecast

    • 47
    • 69

    Becoming Sunny

    • 51
    • 69

    Mostly Sunny

    • 59
    • 80

    Mostly Sunny

    • 57
    • 79

    Chance Rain Showers

    • 53
    • 71

    Chance Rain Showers

    • 50
    • 66

    Chance Rain Showers

    • 52
    • 67

    Chance Rain Showers

Today 29 Aug Lewis and Southern Nez Perce Counties

Partly cloudy. Highs in the upper 60s to upper 70s. Breezy. West wind 10 to 20 Mph with Gusts up to 35 Mph.

Tonight 29 Aug Lewis and Southern Nez Perce Counties

Mostly clear. Lows in the 40s. West wind 5 to 15 Mph with Gusts up to 35 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Waha Temperature Statistics

August Temperature

Grangeville - Idaho County Airport (37.9 miles)

  • Lowest 4 August, 2026

    42.8 °F

  • Average August

    70 °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

    47.4 °F

  • Average High 2021–2026

    57.9 °F
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