Rockport Weather Forecast

    • 45
    • 62

    Mostly Cloudy

    • 49
    • 63

    Slight Chance Rain

    • 45
    • 67

    Partly Sunny

    • 47
    • 71

    Mostly Sunny

    • 49
    • 73

    Partly Sunny

    • 48
    • 68

    Partly Sunny

Today 30 Sep Foothills and Valleys of the North Cascades

Partly sunny in the morning then becoming sunny. Patchy fog in the morning. Highs in the 60s. Light wind.

Tonight 30 Sep Foothills and Valleys of the North Cascades

Mostly cloudy. Lows in the 40s. Light wind.

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Rockport Temperature Statistics

September Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 27 September, 2026

    39 °F

  • Average September

    58 °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

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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