Rockport Weather Forecast

    • 52
    • 75

    Increasing Clouds

    • 46
    • 68

    Partly Sunny

    • 47
    • 66

    Mostly Cloudy

    • 46
    • 69

    Chance Rain

    • 47
    • 68

    Slight Chance Rain

    • 48
    • 70

    Partly Sunny

Today 9 Sep Foothills and Valleys of the North Cascades

Mostly sunny. Highs in the mid 70s to lower 80s. Light wind.

Tonight 9 Sep Foothills and Valleys of the North Cascades

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

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Rockport Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 6 September, 2026

    46.9 °F

  • Average September

    60.5 °F

  • Highest 4 September, 2026

    73 °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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