Hamilton Weather Forecast

    • 57
    • 83

    Mostly Sunny

    • 59
    • 85

    Chance Rain

    • 56
    • 77

    Rain Likely

    • 54
    • 77

    Partly Sunny

    • 55
    • 78

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

    • 62
    • 88

    Partly Sunny

Today 14 Jul Foothills and Valleys of the North Cascades

Sunny. Highs in the upper 70s to mid 80s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 14 Jul Foothills and Valleys of the North Cascades

Mostly clear. Lows in the 50s. Light wind.

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Hamilton Temperature Statistics

July Temperature

Burlington/Mount Vernon, Skagit Regional Airport (19.9 miles)

  • Lowest 2 July, 2026

    46.4 °F

  • Average July

    60.3 °F

  • Highest 6 July, 2026

    78.8 °F

Climate (2021–2026)

Burlington/Mount Vernon, Skagit Regional Airport (19.9 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.4 °F
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