Hamilton Weather Forecast

    • 50
    • 73

    Mostly Sunny

    • 51
    • 73

    Rain

    • 38
    • 60

    Rain

    • 41
    • 60

    Mostly Cloudy

    • 41
    • 59

    Chance Rain

    • 41
    • 59

    Partly Sunny

Today 15 Oct Foothills and Valleys of the North Cascades

Sunny. Highs in the upper 60s to mid 70s. East wind to 10 Mph in the morning becoming light.

Tonight 15 Oct Foothills and Valleys of the North Cascades

Mostly clear. Lows near 50. East wind to 10 Mph increasing to 10 to 15 Mph after midnight.

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Hamilton Temperature Statistics

October Temperature

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

  • Lowest 12 October, 2026

    35.6 °F

  • Average October

    53.8 °F

  • Highest 2 October, 2026

    69.8 °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

    51.2 °F

  • Average High 2021–2026

    59.3 °F
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