Grandy Lake Weather Forecast

    • 56
    • 79

    Decreasing Clouds

    • 53
    • 68

    Rain

    • 48
    • 58

    Rain Showers

    • 50
    • 56

    Rain Likely

    • 51
    • 56

    Rain Likely

    • 51
    • 57

    Chance Rain

Today 24 Jun Foothills and Valleys of the North Cascades

Mostly sunny. Highs in the 80s to lower 90s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 24 Jun Foothills and Valleys of the North Cascades

Partly cloudy. Lows in the lower to mid 50s. Northwest wind 10 to 15 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grandy Lake Temperature Statistics

June Temperature

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

  • Lowest 1 June, 2026

    42.8 °F

  • Average June

    59.8 °F

  • Highest 14 June, 2026

    82.4 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.5 °F
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