Hamilton Weather Forecast

    • 42
    • 52

    Rain

    • 35
    • 48

    Rain Showers

    • 34
    • 50

    Rain Showers

    • 36
    • 53

    Chance Rain

    • 39
    • 55

    Partly Sunny

    • 44
    • 61

    Chance Rain

Today 13 Apr Foothills and Valleys of the North Cascades

Rain at Times in the Morning, then rain likely in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 50s. South wind 10 to 15 Mph. Gusts to 25 Mph.

Tonight 13 Apr Foothills and Valleys of the North Cascades

Mostly cloudy with a chance of rain in the Evening, then rain likely after midnight. Rainfall Amounts a tenth to a quarter of an inch possible. Lows near 40. South wind 10 to 15 Mph decreasing to 10 Mph or less after midnight.

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Hamilton Temperature Statistics

April Temperature

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

  • Lowest 8 April, 2026

    35.6 °F

  • Average April

    49.1 °F

  • Highest 6 April, 2026

    68 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.7 °F
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