Hamilton Weather Forecast

    • 45
    • 50

    Rain

    • 43
    • 51

    Rain

    • 43
    • 56

    Chance Rain

    • 41
    • 52

    Rain

    • 40
    • 51

    Chance Rain

    • 41
    • 56

    Mostly Cloudy

Today 29 Jan Foothills and Valleys of the North Cascades

Breezy. Rain in the Morning, then mostly cloudy with a chance of rain in the afternoon. Rainfall Amounts a half inch to one inch possible. Highs near 50. Southeast wind 15 to 25 Mph. Gusts to 40 Mph.

Tonight 29 Jan Foothills and Valleys of the North Cascades

A chance of rain in the Evening, then rain in the late evening and early morning. A slight chance of rain in the morning. Rainfall Amounts a half inch to one inch possible. Lows in the 40s. Southeast wind 10 to 20 Mph with Gusts to 35 Mph.

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Hamilton Temperature Statistics

January Temperature

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

  • Lowest 21 January, 2026

    23 °F

  • Average January

    40.8 °F

  • Highest 13 January, 2026

    57.2 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.6 °F
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