Grass Lake Weather Forecast

    • -11
    • 10

    Snow

    • -12
    • 0

    Cold

    • 3
    • 8

    Chance Snow

    • -7
    • 12

    Mostly Cloudy

    • -5
    • 8

    Cold

    • -17
    • 6

    Cold

Today 18 Jan Washburn

Snow. Snow accumulation of 1 to 3 Inches. Highs around 10 above. South Winds around 5 Mph, becoming west with Gusts up to 25 Mph in the afternoon. Chance of snow 90 percent.

Tonight 18 Jan Washburn

Mostly cloudy and cooler. Near steady temperature around zero. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

January Temperature

Siren, Burnett County Airport (19.3 miles)

  • Lowest 2 January, 2026

    -8.1 °F

  • Average January

    21.4 °F

  • Highest 7 January, 2026

    40.6 °F

Climate (2021–Present)

Siren, Burnett County Airport (19.3 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    53.8 °F
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