Jack Island Weather Forecast

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    • 49

    Rain

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    Rain

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    • 51

    Rain

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    • 51

    Rain Likely

    • 39
    • 45

    Rain

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    • 45

    Rain/Snow

Today 5 Mar Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy with a chance of rain until late Afternoon, then mostly sunny with a slight chance of rain late in the afternoon. Highs near 50. West wind 10 to 15 Mph.

Tonight 5 Mar Lowlands of Western Skagit and Northwestern Snohomish Counties

Cloudy. A chance of rain late in the evening. Rain likely after Midnight, then rain at Times in the morning. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the upper 30s to mid 40s. South wind to 10 Mph becoming southeast after midnight.

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Jack Island Temperature Statistics

March Temperature

Burlington/Mount Vernon, Skagit Regional Airport (11.2 miles)

  • Lowest 1 March, 2026

    32 °F

  • Average March

    45 °F

  • Highest 2 March, 2026

    57.2 °F

Climate (2021–Present)

Burlington/Mount Vernon, Skagit Regional Airport (11.2 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.7 °F
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