Guemes Island - Boat Harbor Weather Forecast

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    • 51

    Rain

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    • 53

    Rain Likely

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    • 51

    Rain

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    • 50

    Rain Likely

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    • 54

    Mostly Cloudy

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    Mostly Cloudy

Today 30 Jan Lowlands of Western Skagit and Northwestern Snohomish Counties

Breezy. A slight chance of rain in the Morning, then a chance of rain late in the morning. Rain likely in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the lower to mid 50s. Southeast wind 15 to 25 Mph with Gusts to 35 Mph.

Tonight 30 Jan Lowlands of Western Skagit and Northwestern Snohomish Counties

Mostly cloudy. A chance of rain in the Evening, then a slight chance of rain late in the evening. Lows in the 40s. Southeast wind 10 to 15 Mph with Gusts to 25 Mph decreasing to 10 Mph or less after midnight.

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Guemes Island - Boat Harbor Temperature Statistics

January Temperature

Burlington/Mount Vernon, Skagit Regional Airport (8.7 miles)

  • Lowest 21 January, 2026

    23 °F

  • Average January

    41.1 °F

  • Highest 13 January, 2026

    57.2 °F

Climate (2021–Present)

Burlington/Mount Vernon, Skagit Regional Airport (8.7 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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