West Branch State Park Weather Forecast

    • 44
    • 51

    Rain Likely

    • 35
    • 59

    Rain

    • 28
    • 48

    Rain

    • 22
    • 34

    Snow Likely

    • 27
    • 35

    Partly Sunny

    • 32
    • 41

    Chance Rain/Snow

Today 8 Jan Portage

Mostly cloudy. Near steady temperature in the upper 40s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 8 Jan Portage

Mostly cloudy. A slight chance of rain in the Evening, then rain likely after midnight. Not as cool with Lows in the mid 40s. Temperature rising into the upper 40s after midnight. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

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West Branch State Park Temperature Statistics

January Temperature

Portage County Airport (7.5 miles)

  • Lowest 1 January, 2026

    12.6 °F

  • Average January

    25 °F

  • Highest 6 January, 2026

    45.7 °F

Climate (2021–Present)

Portage County Airport (7.5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    59.8 °F
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