Ferndale Weather Forecast

    • 49
    • 67

    Areas Fog

    • 51
    • 68

    Mostly Cloudy

    • 50
    • 67

    Slight Chance Rain

    • 48
    • 66

    Mostly Cloudy

    • 49
    • 64

    Rain Likely

    • 47
    • 63

    Chance Rain

    • 46
    • 65

    Mostly Cloudy

Today 20 Sep Lowlands of Western Whatcom County

Partly sunny. Highs in the 60s.

Tonight 20 Sep Lowlands of Western Whatcom County

Partly cloudy. Patchy fog in the late evening and early morning. Areas of fog late in the night. Lows near 50. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ferndale Temperature Statistics

September Temperature

Bellingham, Bellingham International Airport (3.7 miles)

  • Lowest 18 September, 2026

    44.1 °F

  • Average September

    59.9 °F

  • Highest 8 September, 2026

    72.6 °F

Climate (2021–2026)

Bellingham, Bellingham International Airport (3.7 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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