Rainbow Ranch Airport Weather Forecast

    • 60
    • 83

    Increasing Clouds

    • 58
    • 85

    Decreasing Clouds

    • 58
    • 83

    Mostly Sunny

    • 62
    • 88

    Mostly Sunny

    • 62
    • 85

    Mostly Cloudy

    • 54
    • 80

    Partly Sunny

    • 54
    • 76

    Mostly Sunny

Today 3 Aug Upper Snake River Plain

Sunny. Highs 80 to 88. Northeast Winds up to 10 Mph. Shifting to southwest in the afternoon.

Tonight 3 Aug Upper Snake River Plain

Partly cloudy. Lows 51 to 60. South Winds 10 to 15 Mph. Shifting to northeast after midnight.

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Rainbow Ranch Airport Temperature Statistics

August Temperature

Idaho Falls Regional Airport (8.7 miles)

  • Lowest 1 August, 2025

    57.9 °F

  • Average August

    72.3 °F

  • Highest 1 August, 2025

    86 °F

Climate (2020–Present)

Idaho Falls Regional Airport (8.7 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    58.9 °F
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