Irwin Weather Forecast

    • 4
    • 19

    Chance Snow

    • -7
    • 11

    Chance Snow Showers

    • -9
    • 17

    Partly Sunny

    • -5
    • 10

    Cold

    • -8
    • 11

    Mostly Cloudy

    • -5
    • 10

    Cold

    • -2
    • 14

    Mostly Cloudy

Today 25 Jan Union

Snow. Snow accumulation of 1 to 3 Inches. Cold. Near steady Temperatures around 17. North Winds 10 to 15 Mph. Chance of snow 100 percent.

Tonight 25 Jan Union

Mostly cloudy. Snow likely this Evening, then a chance of Flurries after midnight. Patchy blowing snow. Snow accumulation an inch or less. Lows around 5 above. Northwest Winds 10 to 15 Mph, becoming around 10 Mph late. Chance of snow 70 percent. Wind chill Values as low as 8 below after midnight.

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Irwin Temperature Statistics

January Temperature

Marysville Union County Airport (9.9 miles)

  • Lowest 20 January, 2026

    -0.6 °F

  • Average January

    28.2 °F

  • Highest 9 January, 2026

    62.1 °F

Climate (2021–Present)

Marysville Union County Airport (9.9 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    62.1 °F
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