Idaho Falls Weather Forecast

    • 33
    • 64

    Mostly Sunny

    • 34
    • 67

    Mostly Sunny

    • 39
    • 71

    Mostly Sunny

    • 43
    • 73

    Mostly Sunny

    • 45
    • 77

    Mostly Sunny

    • 44
    • 76

    Partly Sunny

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Idaho Falls Temperature Statistics

September Temperature

Idaho Falls Regional Airport (2.5 miles)

  • Lowest 18 September, 2018

    34 °F
  • Average September

    60.6 °F
  • Highest 15 September, 2018

    84 °F

Climate (2010–Present)

Idaho Falls Regional Airport (2.5 miles)

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  • Average Low 2010–Present

    34.1 °F
  • Average 2010–Present

    47 °F
  • Average High 2010–Present

    59 °F
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