Rockport Weather Forecast

    • 43
    • 63

    Mostly Cloudy

    • 48
    • 65

    Rain

    • 41
    • 57

    Rain Showers

    • 39
    • 60

    Mostly Cloudy

    • 41
    • 62

    Partly Sunny

    • 43
    • 61

    Chance Rain

    • 45
    • 61

    Chance Rain

Today 23 Sep Foothills and Valleys of the North Cascades

Mostly cloudy with a chance of rain. Highs in the mid to upper 60s.

Tonight 23 Sep Foothills and Valleys of the North Cascades

Mostly cloudy. Lows in the mid to upper 40s. Light wind.

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Rockport Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 16 September, 2026

    44.1 °F

  • Average September

    59.2 °F

  • Highest 9 September, 2026

    78.1 °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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