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Ferndale, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Ferndale, a city in Whatcom County, Washington.

Overnight
51°F
Mostly Cloudy
Mostly cloudy, with a low around 51. Southeast wind around 2 mph.

7-day forecast for Ferndale

WhenTempForecastWindPrecip
Overnight 51°F Mostly Cloudy 2 mph SE 0%
Saturday 70°F Partly Sunny 3 mph SSW 0%
Saturday Night 49°F Partly Cloudy 2 mph S 0%
Sunday 71°F Partly Sunny 0 to 5 mph SW 0%
Sunday Night 50°F Partly Cloudy 0 to 3 mph SW 0%
Monday 70°F Mostly Sunny 0 to 5 mph S 0%
Monday Night 50°F Partly Cloudy 0 to 5 mph S 0%
Tuesday 68°F Partly Sunny 0 to 5 mph S 0%
Tuesday Night 50°F Mostly Cloudy 6 mph S 12%
Wednesday 67°F Partly Sunny 5 mph S 12%
Wednesday Night 49°F Mostly Cloudy 1 to 5 mph SSE 12%
Thursday 66°F Partly Sunny 1 to 5 mph NW 13%
Thursday Night 49°F Slight Chance Light Rain 1 to 5 mph SW 20%
Friday 66°F Slight Chance Light Rain then Mostly Sunny 1 to 6 mph W 20%

Forecast source: National Weather Service (api.weather.gov) for Ferndale (48.853, -122.589). Updated through the day.

Growing snapshot for Ferndale

Last spring frost
Mar 31
First fall frost
Oct 30
Growing season
211 days
Hardiness zone
8b

More local growing data for Ferndale: nearby ZIP 98248 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Bellingham Intl Ap, Wa (6.3 mi from Ferndale). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.