Hamilton Weather Forecast

    • 39
    • 47

    Increasing Clouds

    • 39
    • 49

    Partly Sunny

    • 41
    • 48

    Rain

    • 41
    • 49

    Rain

    • 39
    • 47

    Rain

    • 39
    • 46

    Rain Likely

Today 30 Dec Foothills and Valleys of the North Cascades

Mostly sunny. Highs in the mid to upper 40s. Light wind.

Tonight 30 Dec Foothills and Valleys of the North Cascades

Partly cloudy. Lows in the mid to upper 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hamilton Temperature Statistics

December Temperature

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

  • Lowest 27 December, 2025

    30.2 °F

  • Average December

    45.1 °F

  • Highest 15 December, 2025

    60.8 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    59.7 °F
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