Ossian Weather Forecast

    • -2
    • 10

    Cold

    • 3
    • 16

    Mostly Sunny

    • 13
    • 22

    Snow Likely

    • 10
    • 22

    Mostly Cloudy

    • 14
    • 24

    Chance Snow

    • 13
    • 25

    Slight Chance Snow

Today 30 Jan Winneshiek

Mostly sunny. Highs around 11. North Winds 10 to 15 Mph. Wind chill Values as low as 20 below in the morning.

Tonight 30 Jan Winneshiek

Partly cloudy. Cold with Lows around 1 below. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 15 below.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Ossian Temperature Statistics

January Temperature

Decorah (9.3 miles)

  • Lowest 23 January, 2026

    -20.2 °F

  • Average January

    16.8 °F

  • Highest 13 January, 2026

    48.2 °F

Climate (2021–Present)

Decorah (9.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    56.5 °F
Get WillyWeather+ to remove ads