Grant County Airport Weather Forecast

    • 12
    • 21

    Snow

    • 16
    • 28

    Snow

    • 3
    • 26

    Chance Snow Showers

    • 8
    • 27

    Partly Sunny

    • 6
    • 25

    Mostly Cloudy

    • 1
    • 20

    Mostly Cloudy

Today 24 Jan Eastern Grant

Mostly cloudy. Highs around 18. Northeast Winds around 5 Mph.

Tonight 24 Jan Eastern Grant

Snow likely in the Evening, then snow after midnight. Snow may be heavy at Times. Snow accumulation of 4 to 8 Inches. Cold with Lows around 12. Southeast Winds around 5 Mph. Chance of snow near 100 percent.

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Grant County Airport Temperature Statistics

January Temperature

Petersburg, Grant County Airport (0.6 miles)

  • Lowest 21 January, 2026

    5.4 °F

  • Average January

    35.5 °F

  • Highest 9 January, 2026

    66.7 °F

Climate (2021–Present)

Petersburg, Grant County Airport (0.6 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.5 °F
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