Idaho Falls Weather Forecast

    • 40
    • 59

    Increasing Clouds

    • 37
    • 63

    Mostly Sunny

    • 40
    • 65

    Chance Rain

    • 38
    • 52

    Rain Likely

    • 41
    • 51

    Rain Likely

    • 32
    • 51

    Rain

Today 20 Oct Upper Snake River Plain

Decreasing Clouds. Highs 51 to 59. East Winds up to 10 Mph. Shifting to southwest in the afternoon.

Tonight 20 Oct Upper Snake River Plain

Mostly cloudy. Lows 36 to 43. South Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Idaho Falls Temperature Statistics

October Temperature

Idaho Falls Regional Airport (2.5 miles)

  • Lowest 16 October, 2021

    28 °F
  • Average October

    46.9 °F
  • Highest 5 October, 2021

    82 °F

Climate (2010–Present)

Idaho Falls Regional Airport (2.5 miles)

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  • Average Low 2010–Present

    33.3 °F
  • Average 2010–Present

    46 °F
  • Average High 2010–Present

    58.2 °F
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