Tennant Lake Park Weather Forecast

    • 26
    • 41

    Partly Sunny

    • 26
    • 43

    Mostly Sunny

    • 29
    • 41

    Mostly Cloudy

    • 28
    • 42

    Mostly Cloudy

    • 31
    • 44

    Slight Chance Rain

    • 33
    • 44

    Chance Rain

Today 18 Jan Western Whatcom County

Mostly sunny. Highs near 40. Northeast wind 10 to 15 Mph with Gusts to 25 Mph.

Tonight 18 Jan Western Whatcom County

Mostly clear. Lows in the mid 20s to lower 30s. Northeast wind to 10 Mph in the evening becoming light.

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Tennant Lake Park Temperature Statistics

January Temperature

Bellingham, Bellingham International Airport (1.9 miles)

  • Lowest 13 January, 2025

    28.9 °F

  • Average January

    39.6 °F

  • Highest 9 January, 2025

    49.6 °F

Climate (2020–Present)

Bellingham, Bellingham International Airport (1.9 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    58.9 °F
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