Hidden Lake Weather Forecast

    • 34
    • 48

    Slight Chance Rain Showers

    • 39
    • 57

    Mostly Sunny

    • 41
    • 60

    Sunny

    • 43
    • 62

    Mostly Sunny

    • 45
    • 62

    Slight Chance Rain Showers

    • 43
    • 61

    Chance Rain Showers

Today 15 Sep Boise Mountains

Areas of fog this morning. Sunny. Highs 58 to 73.

Tonight 15 Sep Boise Mountains

Mostly clear. Areas of fog after midnight. Lows 33 to 48.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hidden Lake Temperature Statistics

September Temperature

Stanley, Stanley Ranger Station (14.3 miles)

  • Lowest 8 September, 2025

    30 °F

  • Average September

    53.8 °F

  • Highest 2 September, 2025

    84 °F

Climate (2020–Present)

Stanley, Stanley Ranger Station (14.3 miles)

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  • Average Low 2020–2025

    22.6 °F

  • Average 2020–2025

    38 °F

  • Average High 2020–2025

    53.6 °F
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