Surprise Lake Weather Forecast

    • 17
    • 33

    Mostly Sunny

    • 16
    • 33

    Mostly Sunny

    • 17
    • 31

    Partly Sunny

    • 22
    • 25

    Snow

    • 17
    • 24

    Snow

    • 19
    • 21

    Snow Likely

    • 22
    • 26

    Snow Likely

Today 28 Jan Boise Mountains

Sunny. Highs 28 to 39.

Tonight 28 Jan Boise Mountains

Mostly clear. Lows 3 to 17.

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  • Temperature Real-Time

Surprise Lake Temperature Statistics

January Temperature

Stanley, Stanley Ranger Station (19.3 miles)

  • Lowest 20 January, 2025

    -21.2 °F

  • Average January

    14.1 °F

  • Highest 3 January, 2025

    44.7 °F

Climate (2020–Present)

Stanley, Stanley Ranger Station (19.3 miles)

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  • Average Low 2020–2025

    22.6 °F

  • Average 2020–2025

    37.9 °F

  • Average High 2020–2025

    53.2 °F
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