Rockport Weather Forecast

    • 45
    • 63

    Chance Rain

    • 45
    • 66

    Chance Rain

    • 46
    • 68

    Chance Rain

    • 49
    • 72

    Chance Rain

    • 50
    • 66

    Chance Rain

    • 50
    • 69

    Partly Sunny

    • 52
    • 75

    Partly Sunny

Today 3 Sep Foothills and Valleys of the North Cascades

Partly sunny. A chance of Showers and a slight chance of Thunderstorms in the afternoon. Highs in the mid to upper 60s. Southeast wind 10 to 15 Mph becoming south in the afternoon.

Tonight 3 Sep Foothills and Valleys of the North Cascades

Partly cloudy. A slight chance of rain in the evening. Lows near 50. Light wind.

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Rockport Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    61.1 °F

  • Highest 1 September, 2026

    70 °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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