Grassy Lake Weather Forecast

    • -15
    • 4

    Snow Showers

    • -17
    • 8

    Cold

    • -5
    • 3

    Blustery

    • 4
    • 23

    Blustery

    • -1
    • 16

    Partly Sunny

    • 8
    • 19

    Partly Sunny

Today 18 Jan Wind River Mountains East

Partly cloudy with numerous snow Showers. Snow accumulation up to 1 inch. Colder with Highs 1 below to 7 above zero. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 60 percent. Wind chill Readings wind chill Readings as low as 30 below.

Tonight 18 Jan Wind River Mountains East

Partly cloudy with scattered snow Showers in the Evening, then mostly clear after midnight. Little or no snow accumulation. Cold with Lows 8 below to 20 below zero. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 50 percent. Wind chill Readings wind chill Readings as low as 41 below.

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Grassy Lake Temperature Statistics

January Temperature

Dubois Municipal Airport (23.6 miles)

  • Lowest 1 January, 2025

    6.8 °F

  • Average January

    23.4 °F

  • Highest 15 January, 2025

    46.4 °F

Climate (2020–Present)

Dubois Municipal Airport (23.6 miles)

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  • Average Low 2020–2025

    29.4 °F

  • Average 2020–2025

    40.5 °F

  • Average High 2020–2025

    52.3 °F
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