Sullivan Lake Weather Forecast

    • 58
    • 91

    Chance Thunderstorms

    • 59
    • 93

    Mostly Sunny

    • 60
    • 94

    Mostly Sunny

    • 63
    • 95

    Slight Chance Rain

    • 60
    • 92

    Chance Rain Showers

    • 59
    • 90

    Chance Rain Showers

    • 58
    • 89

    Chance Rain Showers

Today 17 Jul Wood River Foothills

Partly sunny. Isolated Showers and Thunderstorms in the morning. Then scattered Showers and Thunderstorms in the afternoon. Highs 81 to 91. East Winds around 10 Mph. Shifting to southeast in the afternoon.

Tonight 17 Jul Wood River Foothills

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Lows 56 to 66. East Winds around 10 Mph. Shifting to north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sullivan Lake Temperature Statistics

July Temperature

Hailey, Friedman Memorial Airport (14.3 miles)

  • Lowest 1 July, 2026

    46.4 °F

  • Average July

    66.3 °F

  • Highest 12 July, 2026

    95 °F

Climate (2021–2026)

Hailey, Friedman Memorial Airport (14.3 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    56.5 °F
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