Portland Airport Weather Forecast

    • 10
    • 14

    Showers easing

    • 7
    • 14

    Showers increasing

    • 7
    • 14

    Showers easing

    • 9
    • 15

    Showers

    • 9
    • 15

    Shower or two

    • 8
    • 14

    Shower or two

    • 7
    • 14

    Partly cloudy

Today 10 Aug South West

Cloudy. Very high chance of showers, most likely in the morning and afternoon. Winds northeast to southeasterly 15 to 20 km/h becoming light before dawn then becoming southwesterly 25 to 35 km/h in the early morning. Overnight temperatures falling to around 9 with daytime temperatures reaching between 12 and 15.

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Portland Airport Temperature Statistics View More

August Temperature

Portland Airport (0km)

  • Lowest 2 August, 2026

    2.2 °C

  • Average August

    9.5 °C

  • Highest 8 August, 2026

    16.4 °C

Climate (2021–2026)

Portland Airport (0km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.2 °C
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