Peaceful Valley Weather Forecast

    • 47
    • 67

    Chance Rain

    • 49
    • 68

    Chance Rain

    • 50
    • 72

    Slight Chance Rain

    • 52
    • 78

    Partly Sunny

    • 53
    • 73

    Partly Sunny

    • 53
    • 74

    Partly Sunny

Today 3 Sep Foothills and Valleys of the North Cascades

Partly sunny. A chance of Showers and a slight chance of Thunderstorms in the afternoon. Highs in the mid to upper 60s. Southeast wind 10 to 15 Mph becoming south in the afternoon.

Tonight 3 Sep Foothills and Valleys of the North Cascades

Partly cloudy. A slight chance of Showers in the evening. Lows near 50. Light wind.

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Peaceful Valley Temperature Statistics

September Temperature

Bellingham, Bellingham International Airport (19.9 miles)

  • Lowest 1 September, 2026

    52 °F

  • Average September

    61 °F

  • Highest 1 September, 2026

    66.9 °F

Climate (2021–2026)

Bellingham, Bellingham International Airport (19.9 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.1 °F
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