Lyman Weather Forecast

    • 18
    • 29

    Patchy Freezing Fog

    • 15
    • 32

    Patchy Freezing Fog

    • 16
    • 34

    Partly Sunny

    • 17
    • 36

    Mostly Cloudy

    • 13
    • 35

    Partly Sunny

    • 16
    • 32

    Partly Sunny

    • 21
    • 36

    Partly Sunny

Today 19 Jan Upper Snake River Plain

Sunny. Patchy freezing fog. Highs 31 to 38. Northeast Winds up to 10 Mph. Shifting to south in the afternoon.

Tonight 19 Jan Upper Snake River Plain

Increasing Clouds. Patchy freezing fog through the night. Lows 12 to 20. South Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lyman Temperature Statistics

January Temperature

Rexburg, Rexburg-Madison County Airport (6.2 miles)

  • Lowest 11 January, 2026

    14 °F

  • Average January

    29.9 °F

  • Highest 3 January, 2026

    41 °F

Climate (2021–Present)

Rexburg, Rexburg-Madison County Airport (6.2 miles)

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  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    46 °F

  • Average High 2021–2026

    58 °F
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