Lake Terrell Weather Forecast

    • 55
    • 70

    Partly Sunny

    • 57
    • 72

    Increasing Clouds

    • 58
    • 71

    Rain Likely

    • 58
    • 69

    Rain Likely

    • 55
    • 70

    Chance Rain

    • 56
    • 71

    Partly Sunny

    • 57
    • 76

    Partly Sunny

Today 3 Aug Lowlands of Western Whatcom County

Mostly sunny. Highs in the mid 60s to lower 70s. South wind to 10 Mph becoming southwest around 10 Mph in the afternoon.

Tonight 3 Aug Lowlands of Western Whatcom County

Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Lows in the 50s. Southwest wind to 10 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Terrell Temperature Statistics

August Temperature

Bellingham, Bellingham International Airport (8.1 miles)

  • Lowest 1 August, 2025

    60.1 °F

  • Average August

    65 °F

  • Highest 1 August, 2025

    70 °F

Climate (2020–Present)

Bellingham, Bellingham International Airport (8.1 miles)

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  • Average Low 2020–2025

    44 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    59 °F
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