Pioneer Park Weather Forecast

    • 53
    • 68

    Increasing Clouds

    • 52
    • 66

    Mostly Cloudy

    • 50
    • 65

    Mostly Cloudy

    • 50
    • 62

    Rain Likely

    • 48
    • 62

    Chance Rain

    • 48
    • 63

    Mostly Cloudy

Today 21 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly sunny. Areas of fog in the morning. Highs in the 60s to lower 70s. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 21 Sep Lowlands of Western Skagit and Northwestern Snohomish Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s to mid 50s. South wind to 10 Mph.

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Pioneer Park Temperature Statistics

September Temperature

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

  • Lowest 16 September, 2026

    46.4 °F

  • Average September

    59.6 °F

  • Highest 9 September, 2026

    75.2 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.3 °F
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