Grandy Lake Weather Forecast

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    Rain/Snow

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    Rain

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    Rain

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    Rain

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    Rain

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    Rain Likely

Today 15 Mar Foothills and Valleys of the North Cascades

Mostly cloudy in the Morning, then a slight chance of rain early in the afternoon. Cloudy with rain and snow likely late in the afternoon. Snow level near 1500 feet in the afternoon. No snow accumulation. Highs in the 40s. Light wind.

Tonight 15 Mar Foothills and Valleys of the North Cascades

Rain and snow in the Evening, then rain likely after midnight. Rain in the morning. No snow accumulation. Lows in the mid to upper 30s. Southeast wind to 10 Mph with Gusts to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grandy Lake Temperature Statistics

March Temperature

Burlington/Mount Vernon, Skagit Regional Airport (28.6 miles)

  • Lowest 1 March, 2026

    32 °F

  • Average March

    43.5 °F

  • Highest 2 March, 2026

    57.2 °F

Climate (2021–Present)

Burlington/Mount Vernon, Skagit Regional Airport (28.6 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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