Square Lake Weather Forecast

    • 29
    • 45

    Snow

    • 28
    • 36

    Chance Snow

    • 26
    • 35

    Chance Snow

    • 26
    • 38

    Chance Snow

    • 26
    • 38

    Chance Snow

    • 27
    • 39

    Chance Snow

Today 26 Oct Southern Clearwater Mountains

Rain likely in the afternoon. Chance of rain 70 percent. Highs 49 to 62.

Tonight 26 Oct Southern Clearwater Mountains

Rain and snow likely in the Evening, then a chance of rain and snow after midnight. Chance of precipitation near 100 percent. Little or no new snow accumulation. Lows 26 to 41.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Square Lake Temperature Statistics

October Temperature

Grangeville - Idaho County Airport (33.6 miles)

  • Lowest 23 October, 2026

    32.5 °F

  • Average October

    52.2 °F

  • Highest 4 October, 2026

    80.6 °F

Climate (2021–2026)

Grangeville - Idaho County Airport (33.6 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    57.9 °F
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