Agate Lake Weather Forecast

    • 57
    • 65

    Mostly Sunny

    • 57
    • 67

    Mostly Cloudy

    • 56
    • 61

    Rain Showers Likely

    • 54
    • 61

    Mostly Cloudy

    • 55
    • 65

    Partly Sunny

    • 55
    • 66

    Partly Sunny

    • 54
    • 64

    Partly Sunny

Today 20 Aug Lowlands of Western Whatcom County

Sunny. Highs in the mid 70s to lower 80s. North wind to 10 Mph becoming west around 10 Mph in the afternoon.

Tonight 20 Aug Lowlands of Western Whatcom County

Mostly clear. Lows in the mid 50s to lower 60s. Light wind.

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Agate Lake Temperature Statistics

August Temperature

Bellingham, Bellingham International Airport (7.5 miles)

  • Lowest 3 August, 2026

    46.7 °F

  • Average August

    64.2 °F

  • Highest 7 August, 2026

    81.6 °F

Climate (2021–2026)

Bellingham, Bellingham International Airport (7.5 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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