Sister Islands State Natural Area Weather Forecast

    • 11
    • 31

    Decreasing Clouds

    • 10
    • 19

    Increasing Clouds

    • 23
    • 28

    Snow

    • 8
    • 31

    Chance Snow

    • 13
    • 20

    Mostly Cloudy

    • 15
    • 27

    Snow Likely

    • 8
    • 24

    Partly Sunny

Today 3 Feb Door

Cloudy. Temperatures in the mid to upper 20s. North wind 5 to 10 Mph.

Tonight 3 Feb Door

Colder. Mostly cloudy. Lows 10 to 15. Northwest wind 10 to 15 Mph.

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  • Temperature Real-Time

Sister Islands State Natural Area Temperature Statistics

February Temperature

Ephraim-Gibraltar Airport (6.2 miles)

  • Lowest 1 February, 2025

    12.2 °F

  • Average February

    18.2 °F

  • Highest 1 February, 2025

    25.5 °F

Climate (2020–Present)

Ephraim-Gibraltar Airport (6.2 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    45.6 °F

  • Average High 2020–2025

    52.6 °F
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