Birch Bay Weather Forecast

    • 56
    • 70

    Mostly Sunny

    • 54
    • 67

    Partly Sunny

    • 54
    • 65

    Partly Sunny

    • 55
    • 65

    Partly Sunny

    • 56
    • 67

    Partly Sunny

    • 56
    • 68

    Partly Sunny

    • 57
    • 70

    Partly Sunny

Today 1 Jul Lowlands of Western Whatcom County

Sunny. Highs in the 70s. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 1 Jul Lowlands of Western Whatcom County

Mostly clear. Lows in the 50s. Southwest wind to 10 Mph becoming south after midnight.

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Birch Bay Temperature Statistics

July Temperature

Bellingham, Bellingham International Airport (11.8 miles)

  • Lowest

  • Average July

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Climate (2020–Present)

Bellingham, Bellingham International Airport (11.8 miles)

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  • Average Low 2020–2025

    44 °F
  • Average 2020–2025

    51.3 °F
  • Average High 2020–2025

    58.9 °F
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