Round-up Lake Weather Forecast

    • 39
    • 60

    Mostly Sunny

    • 57
    • 72

    Slight Chance Thunderstorms

    • 54
    • 71

    Rain Showers

    • 32
    • 61

    Chance Rain Showers

    • 37
    • 47

    Mostly Sunny

    • 51
    • 63

    Mostly Cloudy

Today 13 Mar Portage

Sunny. Highs in the lower 60s. North Winds around 5 Mph.

Tonight 13 Mar Portage

Mostly clear. Not as cool with Lows in the upper 30s. Northeast Winds around 5 Mph, becoming east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Round-up Lake Temperature Statistics

March Temperature

Portage County Airport (6.2 miles)

  • Lowest 1 March, 2025

    15.8 °F

  • Average March

    36.6 °F

  • Highest 11 March, 2025

    65.5 °F

Climate (2020–Present)

Portage County Airport (6.2 miles)

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  • Average Low 2020–2025

    40.9 °F

  • Average 2020–2025

    50.2 °F

  • Average High 2020–2025

    60.1 °F
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