Cottonwood Weather Forecast

    • 60
    • 82

    Decreasing Clouds

    • 63
    • 91

    Slight Chance Thunderstorms

    • 61
    • 91

    Partly Sunny

    • 56
    • 82

    Partly Sunny

    • 54
    • 77

    Mostly Sunny

    • 48
    • 72

    Chance Rain

    • 50
    • 72

    Mostly Sunny

Today 24 Aug Orofino/Grangeville Region

Mostly sunny. Patchy smoke late in the afternoon. Highs 81 to 94.

Tonight 24 Aug Orofino/Grangeville Region

Partly cloudy. Patchy smoke after midnight. Lows in the 50s to lower 60s.

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Cottonwood Temperature Statistics

August Temperature

Grangeville - Idaho County Airport (12.4 miles)

  • Lowest 4 August, 2026

    42.8 °F

  • Average August

    69.9 °F

  • Highest 21 August, 2026

    96.8 °F

Climate (2021–2026)

Grangeville - Idaho County Airport (12.4 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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