Portland Weather Forecast

    • 75
    • 95

    Becoming Sunny

    • 76
    • 96

    Mostly Sunny

    • 71
    • 95

    Chance Thunderstorms

    • 69
    • 93

    Chance Thunderstorms

    • 65
    • 89

    Rain Showers Likely

    • 64
    • 87

    Chance Rain Showers

Today 30 Jun Ionia

Mostly sunny. Highs in the mid 90s. Southwest Winds around 15 Mph with Gusts to around 30 Mph. Heat index Readings 101 to 106.

Tonight 30 Jun Ionia

Mostly clear. Lows in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

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Portland Temperature Statistics

June Temperature

Ionia County Airport (9.3 miles)

  • Lowest 2 June, 2026

    44.6 °F

  • Average June

    67.5 °F

  • Highest 10 June, 2026

    89.6 °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

    58.9 °F
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