Portland Municipal Airport Weather Forecast

    • 71
    • 91

    Sunny

    • 73
    • 93

    Mostly Sunny

    • 72
    • 92

    Slight Chance Thunderstorms

    • 73
    • 91

    Chance Thunderstorms

    • 71
    • 89

    Chance Thunderstorms

    • 71
    • 89

    Rain Showers Likely

Today 4 Jul Sumner

Sunny. Highs in the lower 90s. East Winds around 5 Mph.

Tonight 4 Jul Sumner

Mostly clear. Lows in the lower 70s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland Municipal Airport Temperature Statistics

July Temperature

Springfield Robertson County Airport (24.9 miles)

  • Lowest 1 July, 2025

    69.8 °F

  • Average July

    77.6 °F

  • Highest 1 July, 2025

    86 °F

Climate (2020–Present)

Springfield Robertson County Airport (24.9 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    59.2 °F

  • Average High 2020–2025

    69.1 °F
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