Big Portage Lake Weather Forecast

    • 44
    • 70

    Mostly Sunny

    • 51
    • 75

    Chance Rain Showers

    • 46
    • 78

    Mostly Sunny

    • 46
    • 73

    Chance Rain Showers

    • 47
    • 71

    Rain Showers

    • 43
    • 66

    Chance Rain Showers

Today 13 May North Cass

Sunny. Not as cool with Highs in the upper 60s. Northwest Winds 5 to 10 Mph.

Tonight 13 May North Cass

Mostly clear. Not as cool with Lows in the mid 40s. Northeast Winds around 5 Mph, becoming southeast with Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Portage Lake Temperature Statistics

May Temperature

Pine River Regional Airport (8.7 miles)

  • Lowest 7 May, 2026

    22.1 °F

  • Average May

    45.8 °F

  • Highest 3 May, 2026

    66.9 °F

Climate (2021–Present)

Pine River Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    32.4 °F

  • Average 2021–2026

    42.8 °F

  • Average High 2021–2026

    52.5 °F
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