Portage Weather Forecast

    • 59
    • 67

    Rain

    • 56
    • 73

    Chance Rain Showers

    • 54
    • 75

    Chance Rain Showers

    • 48
    • 72

    Slight Chance Thunderstorms

    • 49
    • 72

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

Today 17 Aug Northeast Aroostook

Isolated Thunderstorms. Rain in the Morning, then widespread Showers in the afternoon. Highs in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 17 Aug Northeast Aroostook

Mostly cloudy. Showers likely with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Lows in the upper 50s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

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Portage Temperature Statistics

August Temperature

Presque Isle (19.9 miles)

  • Lowest 14 August, 2026

    46.9 °F

  • Average August

    69.5 °F

  • Highest 5 August, 2026

    89.1 °F

Climate (2021–2026)

Presque Isle (19.9 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    42.7 °F

  • Average High 2021–2026

    52.2 °F
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