Island Lake Weather Forecast

    • 39
    • 52

    Increasing Clouds

    • 39
    • 43

    Rain/Snow

    • 33
    • 41

    Rain/Snow

    • 30
    • 36

    Snow

    • 30
    • 40

    Chance Snow

    • 31
    • 41

    Chance Snow

Today 6 Feb South Washington Cascades

Mostly sunny. Free air freezing level 10000 Feet, decreasing to free air freezing level 9000 feet in the afternoon. East wind 5 to 10 Mph, becoming light in the afternoon.

Tonight 6 Feb South Washington Cascades

Mostly clear. Free air freezing level 11000 feet. East wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Temperature Statistics

February Temperature

Southwest Washington Regional Airport (38.5 miles)

  • Lowest 4 February, 2026

    37.9 °F

  • Average February

    48.6 °F

  • Highest 4 February, 2026

    61 °F

Climate (2021–Present)

Southwest Washington Regional Airport (38.5 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.4 °F
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