Ontonagon Weather Forecast

    • 30
    • 41

    Mostly Cloudy

    • 31
    • 46

    Slight Chance Rain Showers

    • 20
    • 37

    Mostly Cloudy

    • 24
    • 32

    Partly Sunny

    • 27
    • 39

    Partly Sunny

    • 31
    • 47

    Partly Sunny

Today 24 Mar Ontonagon

Mostly cloudy. A slight chance of snow Showers in the morning. Highs in the mid 40s. Northwest Winds 5 to 10 Mph, becoming northeast in the afternoon. Chance of snow 20 percent.

Tonight 24 Mar Ontonagon

A slight chance of rain Showers, freezing rain and snow Showers after midnight. Mostly cloudy. Lows around 30. East Winds 5 to 10 Mph, becoming south after midnight. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ontonagon Temperature Statistics

March Temperature

Houghton County Memorial Airport (44.1 miles)

  • Lowest 1 March, 2026

    -2 °F

  • Average March

    28.7 °F

  • Highest 9 March, 2026

    51.1 °F

Climate (2021–Present)

Houghton County Memorial Airport (44.1 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    44.2 °F

  • Average High 2021–2026

    52.2 °F
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