Terreton Weather Forecast

    • 20
    • 29

    Snow

    • 24
    • 38

    Chance Rain/Snow

    • 27
    • 37

    Snow

    • 28
    • 38

    Snow Likely

    • 17
    • 40

    Rain/Snow Likely

    • 4
    • 31

    Chance Snow

    • 8
    • 25

    Chance Snow

Today 31 Jan Arco/Mud Lake Desert

Cloudy. A chance of snow in the afternoon. Not as cold. Snow accumulation up to 2 Inches. Highs 27 to 35. Northeast Winds up to 10 Mph. Shifting to south around 10 Mph in the afternoon.

Tonight 31 Jan Arco/Mud Lake Desert

Snow likely in the evening. Then a chance of snow after midnight. Patchy blowing snow after midnight. Breezy. Not as cold. Snow accumulation of 1 to 3 Inches. Lows 19 to 29. South Winds 10 to 15 Mph. Shifting to southwest 15 to 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Terreton Temperature Statistics

January Temperature

Idaho Falls Regional Airport (28.6 miles)

  • Lowest 20 January, 2025

    -19.2 °F

  • Average January

    15.6 °F

  • Highest 4 January, 2025

    39.7 °F

Climate (2020–Present)

Idaho Falls Regional Airport (28.6 miles)

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  • Average Low 2020–2025

    32.6 °F

  • Average 2020–2025

    45.6 °F

  • Average High 2020–2025

    58.3 °F
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