Simik Bay Weather Forecast

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    • 58

    Rain

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    • 53

    Rain

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    • 48

    Rain

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    • 47

    Rain

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    • 45

    Rain

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    • 44

    Rain

Today 15 Dec Lowlands of Western Skagit and Northwestern Snohomish Counties

Windy. Rain in the Morning, then a chance of rain in the late morning and early afternoon. Showers and a slight chance of Thunderstorms late in the afternoon. Some Thunderstorms may produce heavy rainfall late in the afternoon. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. Highs in the mid 50s to lower 60s. South wind 20 to 35 Mph with Gusts to 50 Mph.

Tonight 15 Dec Lowlands of Western Skagit and Northwestern Snohomish Counties

Windy. Rain likely. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the 40s. West wind 20 to 30 Mph with Gusts to 45 Mph becoming southeast 10 to 15 Mph with Gusts to 25 Mph after midnight.

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Simik Bay Temperature Statistics

December Temperature

Burlington/Mount Vernon, Skagit Regional Airport (6.8 miles)

  • Lowest 1 December, 2025

    33.8 °F
  • Average December

    46.5 °F
  • Highest 10 December, 2025

    55.4 °F

Climate (2020–Present)

Burlington/Mount Vernon, Skagit Regional Airport (6.8 miles)

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  • Average Low 2020–2025

    43.8 °F
  • Average 2020–2025

    51.3 °F
  • Average High 2020–2025

    59.7 °F
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