Portland Municipal Airport Weather Forecast

    • 43
    • 67

    Gradual Clearing

    • 42
    • 67

    Mostly Sunny

    • 52
    • 70

    Mostly Cloudy

    • 53
    • 77

    Rain Showers Likely

    • 40
    • 62

    Chance Rain Showers

    • 43
    • 62

    Mostly Sunny

Today 15 Oct Jay

Mostly cloudy. Isolated Showers early. Highs in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 15 Oct Jay

Mostly clear. Lows in the lower 40s. Northeast Winds around 5 Mph.

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Portland Municipal Airport Temperature Statistics

October Temperature

Muncie, Delaware County-Johnson Field (25.5 miles)

  • Lowest 10 October, 2025

    36 °F

  • Average October

    62.6 °F

  • Highest 3 October, 2025

    88 °F

Climate (2020–Present)

Muncie, Delaware County-Johnson Field (25.5 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.9 °F
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