Portland Weather Forecast

    • 68
    • 92

    Chance Thunderstorms

    • 65
    • 88

    Rain Showers

    • 61
    • 83

    Rain Showers Likely

    • 61
    • 82

    Chance Rain Showers

    • 62
    • 85

    Mostly Sunny

    • 63
    • 87

    Partly Sunny

Today 3 Jul Ionia

Sunny with a chance of Showers and a slight chance of Thunderstorms. Highs in the lower 90s. West Winds 10 to 15 Mph with Gusts to around 25 Mph. Chance of rain 50 percent. Heat index Readings 94 to 99.

Tonight 3 Jul Ionia

Partly cloudy. A chance of Showers and a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the upper 60s. West Winds 5 to 10 Mph with Gusts to around 25 Mph in the evening becoming light. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland Temperature Statistics

July Temperature

Ionia County Airport (9.3 miles)

  • Lowest 1 July, 2026

    78.8 °F

  • Average July

    85.6 °F

  • Highest 1 July, 2026

    95 °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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