Rockport Weather Forecast

    • 47
    • 73

    Becoming Sunny

    • 49
    • 74

    Mostly Sunny

    • 46
    • 71

    Partly Sunny

    • 42
    • 63

    Rain Likely

    • 42
    • 54

    Rain

    • 45
    • 63

    Slight Chance Rain

Today 21 May Foothills and Valleys of the North Cascades

Mostly sunny. Highs in the 70s. Light wind.

Tonight 21 May Foothills and Valleys of the North Cascades

Mostly clear. Lows in the mid 40s to lower 50s. Light wind.

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Rockport Temperature Statistics

May Temperature

Arlington Municipal Airport (34.2 miles)

  • Lowest 18 May, 2026

    42.1 °F

  • Average May

    56.5 °F

  • Highest 12 May, 2026

    84 °F

Climate (2021–Present)

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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