Stimson Hill Weather Forecast

    • 47
    • 67

    Mostly Sunny

    • 48
    • 73

    Partly Sunny

    • 49
    • 69

    Partly Sunny

    • 46
    • 60

    Chance Rain

    • 45
    • 63

    Partly Sunny

    • 48
    • 65

    Partly Sunny

Today 5 Jul Foothills and Valleys of the North Cascades

Sunny. Highs in the 70s. Light wind becoming northwest around 10 Mph in the afternoon.

Tonight 5 Jul Foothills and Valleys of the North Cascades

Partly cloudy. Lows near 50. Northwest wind to 10 Mph in the evening becoming light.

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Stimson Hill Temperature Statistics

July Temperature

Arlington Municipal Airport (9.9 miles)

  • Lowest 2 July, 2026

    48.9 °F

  • Average July

    58.4 °F

  • Highest 1 July, 2026

    66.9 °F

Climate (2021–2026)

Arlington Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.9 °F
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