Hamilton Weather Forecast

    • 52
    • 76

    Mostly Sunny

    • 53
    • 82

    Partly Sunny

    • 53
    • 76

    Rain Likely

    • 50
    • 69

    Rain Likely

    • 51
    • 73

    Partly Sunny

    • 51
    • 72

    Mostly Cloudy

    • 50
    • 71

    Partly Sunny

Today 5 Jul Foothills and Valleys of the North Cascades

Sunny. Highs in the 70s. Light wind becoming northwest around 10 Mph in the afternoon.

Tonight 5 Jul Foothills and Valleys of the North Cascades

Mostly clear. Lows near 50. Northwest wind to 10 Mph in the evening becoming light.

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Hamilton Temperature Statistics

July Temperature

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

  • Lowest 2 July, 2026

    46.4 °F

  • Average July

    58.7 °F

  • Highest 3 July, 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

    51.3 °F

  • Average High 2021–2026

    59.4 °F
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