O Reilly Acres Co Park Reserve Weather Forecast

    • 32
    • 51

    Decreasing Clouds

    • 31
    • 50

    Increasing Clouds

    • 31
    • 47

    Partly Sunny

    • 28
    • 48

    Mostly Sunny

    • 30
    • 48

    Partly Sunny

    • 35
    • 47

    Chance Rain

    • 38
    • 49

    Chance Rain

Today 20 Jan Foothills and Valleys of Snohomish and Northern King Counties

Mostly sunny in the morning then becoming partly sunny. Highs near 50. Light wind.

Tonight 20 Jan Foothills and Valleys of Snohomish and Northern King Counties

Mostly clear. Lows in the 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

O Reilly Acres Co Park Reserve Temperature Statistics

January Temperature

Arlington Municipal Airport (9.3 miles)

  • Lowest 18 January, 2026

    25 °F

  • Average January

    43.4 °F

  • Highest 13 January, 2026

    57.9 °F

Climate (2021–Present)

Arlington Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.8 °F
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