Fenn Weather Forecast

    • 46
    • 74

    Becoming Sunny

    • 45
    • 71

    Partly Sunny

    • 48
    • 82

    Partly Sunny

    • 40
    • 66

    Chance Rain

    • 39
    • 58

    Partly Sunny

    • 39
    • 61

    Partly Sunny

Today 22 Sep Orofino/Grangeville Region

Mostly cloudy. Highs in the 70s to lower 80s.

Tonight 22 Sep Orofino/Grangeville Region

Partly cloudy in the evening then clearing. Lows in the mid 40s to lower 50s.

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Fenn Temperature Statistics

September Temperature

Grangeville - Idaho County Airport (5.6 miles)

  • Lowest 15 September, 2026

    37.4 °F

  • Average September

    56 °F

  • Highest 10 September, 2026

    84.2 °F

Climate (2021–2026)

Grangeville - Idaho County Airport (5.6 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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