Isabella Lake Weather Forecast

    • 49
    • 76

    Increasing Clouds

    • 45
    • 73

    Mostly Cloudy

    • 47
    • 70

    Rain Likely

    • 43
    • 58

    Rain

    • 45
    • 66

    Chance Rain Showers

    • 46
    • 68

    Partly Sunny

Today 22 May Olympia and Southern Puget Sound

Sunny. Patchy fog in the morning. Highs in the 70s. Light wind becoming north to 10 Mph in the afternoon.

Tonight 22 May Olympia and Southern Puget Sound

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s. West wind 10 to 15 Mph becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isabella Lake Temperature Statistics

May Temperature

Shelton, Shelton Sanderson Field (4.3 miles)

  • Lowest 17 May, 2026

    35.1 °F

  • Average May

    55.8 °F

  • Highest 3 May, 2026

    84 °F

Climate (2021–Present)

Shelton, Shelton Sanderson Field (4.3 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.3 °F
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