Ammon Weather Forecast

    • 42
    • 71

    Mostly Sunny

    • 46
    • 77

    Mostly Sunny

    • 45
    • 71

    Chance Rain Showers

    • 43
    • 69

    Chance Rain Showers

    • 44
    • 69

    Mostly Sunny

    • 48
    • 73

    Mostly Sunny

Today 2 May Upper Snake River Plain

Sunny. Highs 66 to 73. East Winds around 10 Mph. Shifting to south in the afternoon.

Tonight 2 May Upper Snake River Plain

Clear. Lows 37 to 44. South Winds around 10 Mph. Shifting to east after midnight.

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Ammon Temperature Statistics

May Temperature

Idaho Falls Regional Airport (5.6 miles)

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  • Average May

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Climate (2020–Present)

Idaho Falls Regional Airport (5.6 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    45.9 °F

  • Average High 2020–2025

    58.6 °F
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