Rock Island Lake Weather Forecast

    • 33
    • 45

    Partly Sunny

    • 31
    • 46

    Partly Sunny

    • 28
    • 41

    Snow Showers

    • 27
    • 32

    Snow Showers

    • 25
    • 33

    Snow Showers Likely

    • 28
    • 36

    Chance Snow Showers

    • 24
    • 36

    Chance Snow Showers

Today 23 Apr Boise Mountains

Partly sunny. Highs 56 to 71.

Tonight 23 Apr Boise Mountains

Partly cloudy. Lows 32 to 47.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Island Lake Temperature Statistics

April Temperature

Stanley, Stanley Ranger Station (19.9 miles)

  • Lowest 18 April, 2024

    9.8 °F

  • Average April

    35.5 °F

  • Highest 12 April, 2024

    60.7 °F

Climate (2019–Present)

Stanley, Stanley Ranger Station (19.9 miles)

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  • Average Low 2019–2024

    22.7 °F

  • Average 2019–2024

    37.6 °F

  • Average High 2019–2024

    52.5 °F
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