Hamilton Weather Forecast

    • 44
    • 59

    Rain

    • 39
    • 60

    Chance Rain

    • 39
    • 64

    Sunny

    • 45
    • 64

    Partly Sunny

    • 46
    • 61

    Rain Likely

    • 44
    • 60

    Slight Chance Rain

Today 9 Oct Foothills and Valleys of the North Cascades

Becoming partly sunny in the afternoon. Rain at Times in the Morning, then a chance of rain late in the morning. A slight chance of rain in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the mid 50s to lower 60s. South wind 10 to 15 Mph becoming west in the Afternoon, Gusts to 35 Mph decreasing to 25 Mph in the afternoon.

Tonight 9 Oct Foothills and Valleys of the North Cascades

Mostly cloudy. A slight chance of rain in the Evening, then a chance of rain after midnight. Lows in the lower to mid 40s. Northwest wind to 10 Mph in the evening becoming light.

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Hamilton Temperature Statistics

October Temperature

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

  • Lowest 5 October, 2026

    46.4 °F
  • Average October

    56.2 °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

    59.2 °F
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