Island Park Weather Forecast

    • 39
    • 63

    Chance Rain Showers

    • 39
    • 59

    Increasing Clouds

    • 35
    • 55

    Rain Showers

    • 29
    • 49

    Chance Rain/Snow

    • 29
    • 50

    Partly Sunny

    • 29
    • 50

    Partly Sunny

    • 31
    • 51

    Mostly Cloudy

Today 30 Oct Rock Springs and Green River

Mostly cloudy in the Morning, then becoming partly cloudy. Highs in the upper 40s.

Tonight 30 Oct Rock Springs and Green River

Cloudy. A chance of rain Showers this Evening, then rain Showers likely after midnight. Lows in the upper 30s. West Winds around 10 Mph this evening. Chance of rain 60 percent.

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  • Temperature Real-Time

Island Park Temperature Statistics

October Temperature

Rock Springs, Rock Springs-Sweetwater County Airport (21.1 miles)

  • Lowest 16 October, 2026

    31.6 °F

  • Average October

    52.7 °F

  • Highest 5 October, 2026

    80.7 °F

Climate (2021–2026)

Rock Springs, Rock Springs-Sweetwater County Airport (21.1 miles)

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  • Average Low 2021–2026

    34.3 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    58.3 °F
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