Rockport Weather Forecast

    • 55
    • 78

    Chance Rain Showers

    • 54
    • 77

    Chance Thunderstorms

    • 53
    • 77

    Partly Sunny

    • 52
    • 78

    Partly Sunny

    • 53
    • 78

    Mostly Cloudy

    • 52
    • 74

    Mostly Cloudy

Today 13 Aug Foothills and Valleys of the North Cascades

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

Tonight 13 Aug Foothills and Valleys of the North Cascades

Partly cloudy. A slight chance of Thunderstorms in the Evening, then a slight chance of Showers late in the evening. Lows in the mid to upper 50s. Light wind.

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Rockport Temperature Statistics

August Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 3 August, 2026

    46.4 °F

  • Average August

    64.1 °F

  • Highest 6 August, 2026

    84.9 °F

Climate (2021–2026)

Arlington Municipal Airport (34.2 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.8 °F
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