Island Lake Weather Forecast

    • 46
    • 73

    Slight Chance Rain Showers

    • 39
    • 70

    Breezy

    • 46
    • 74

    Breezy

    • 51
    • 83

    Chance Rain Showers

    • 45
    • 78

    Breezy

    • 46
    • 76

    Chance Rain Showers

Today 11 May Barnes

Patchy frost this morning. Partly sunny. Highs 70 to 75. Windy. South Winds 20 to 30 Mph with Gusts to around 40 Mph.

Tonight 11 May Barnes

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the mid 40s. Breezy. South Winds around 15 Mph shifting to the northwest after midnight. Gusts up to 35 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Temperature Statistics

May Temperature

Jamestown, Jamestown Municipal Airport (13.7 miles)

  • Lowest 1 May, 2026

    21.7 °F

  • Average May

    46 °F

  • Highest 3 May, 2026

    74.6 °F

Climate (2021–Present)

Jamestown, Jamestown Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    43.6 °F

  • Average High 2021–2026

    54.4 °F
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