Rockport Weather Forecast

    • 48
    • 72

    Increasing Clouds

    • 48
    • 65

    Slight Chance Rain

    • 49
    • 73

    Mostly Sunny

    • 52
    • 78

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 50
    • 70

    Chance Rain

Today 6 Sep Foothills and Valleys of the North Cascades

Sunny. Highs in the 70s. Light wind.

Tonight 6 Sep Foothills and Valleys of the North Cascades

Partly cloudy. Lows in the lower to mid 50s. Light wind becoming east to 10 Mph after midnight.

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Rockport Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    61.3 °F

  • Highest 2 September, 2026

    71.1 °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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