Rockport Weather Forecast

    • 49
    • 66

    Increasing Clouds

    • 48
    • 72

    Chance Rain

    • 48
    • 63

    Chance Rain

    • 46
    • 67

    Partly Sunny

    • 49
    • 73

    Mostly Sunny

    • 51
    • 78

    Sunny

Today 11 Sep Foothills and Valleys of the North Cascades

Partly sunny. Highs in the mid 60s to lower 70s. Light wind.

Tonight 11 Sep Foothills and Valleys of the North Cascades

Mostly cloudy. Lows in the lower 50s. Light wind.

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Rockport Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 8 September, 2026

    46 °F

  • Average September

    60.2 °F

  • Highest 8 September, 2026

    73.9 °F

Climate (2021–2026)

Arlington Municipal Airport (34.2 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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