Custer Weather Forecast

    • 43
    • 60

    Mostly Cloudy

    • 41
    • 63

    Mostly Sunny

    • 43
    • 66

    Mostly Sunny

    • 45
    • 66

    Areas Fog

    • 46
    • 68

    Areas Fog

    • 48
    • 70

    Mostly Cloudy

Today 21 Sep Portage

Cloudy. Highs in the lower 60s. East wind 10 to 15 Mph.

Tonight 21 Sep Portage

Mostly cloudy. Lows in the lower 40s. Northeast wind 5 to 10 Mph.

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Custer Temperature Statistics

September Temperature

Stevens Point Municipal Airport (5.6 miles)

  • Lowest 14 September, 2026

    38.8 °F

  • Average September

    67.4 °F

  • Highest 1 September, 2026

    90.7 °F

Climate (2021–2026)

Stevens Point Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    56.3 °F
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