Portland Weather Forecast

    • 55
    • 68

    Increasing Clouds

    • 47
    • 72

    Mostly Sunny

    • 42
    • 66

    Partly Sunny

    • 41
    • 65

    Mostly Sunny

    • 50
    • 69

    Mostly Sunny

    • 50
    • 73

    Partly Sunny

Today 6 Oct Ionia

Mostly sunny. Patchy frost in the morning. Highs in the upper 60s. Light Winds becoming southwest 10 to 15 Mph with Gusts to around 25 Mph in the afternoon.

Tonight 6 Oct Ionia

Partly cloudy. Lows in the mid 50s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

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Portland Temperature Statistics

October Temperature

Ionia County Airport (9.3 miles)

  • Lowest 3 October, 2026

    42.8 °F

  • Average October

    58.2 °F

  • Highest 1 October, 2026

    69.8 °F

Climate (2021–2026)

Ionia County Airport (9.3 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59 °F
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