Concrete, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Concrete, a town in Skagit County, Washington.

Today

76°F

Mostly Sunny

Mostly sunny. High near 76, with temperatures falling to around 74 in the afternoon. West southwest wind 0 to 5 mph.

7-day forecast for Concrete

When	Temp	Forecast	Wind	Precip
Today	76°F	Mostly Sunny	0 to 5 mph WSW	0%
Tonight	51°F	Mostly Clear	0 to 5 mph WNW	0%
Sunday	78°F	Sunny	0 to 3 mph WNW	0%
Sunday Night	51°F	Mostly Clear	0 to 3 mph NNE	0%
Monday	74°F	Mostly Sunny	0 to 7 mph WSW	0%
Monday Night	49°F	Partly Cloudy	0 to 7 mph W	0%
Tuesday	70°F	Mostly Sunny	0 to 7 mph W	0%
Tuesday Night	47°F	Mostly Cloudy	0 to 7 mph ENE	12%
Wednesday	69°F	Partly Sunny then Slight Chance Light Rain	0 to 5 mph S	19%
Wednesday Night	48°F	Slight Chance Light Rain then Mostly Cloudy	0 to 5 mph N	19%
Thursday	68°F	Partly Sunny then Slight Chance Light Rain	0 to 5 mph NNW	21%
Thursday Night	47°F	Chance Light Rain	0 to 5 mph WSW	28%
Friday	66°F	Chance Light Rain	0 to 5 mph SSW	28%
Friday Night	45°F	Slight Chance Light Rain	1 to 5 mph NNE	18%

Forecast source: National Weather Service (api.weather.gov) for Concrete (48.533, -121.755). Updated through the day.

Growing snapshot for Concrete

Last spring frost

Mar 28

First fall frost

Nov 14

Growing season

229 days

Hardiness zone

More local growing data for Concrete: nearby ZIP 98237 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Concrete Ppl Fish Stn, Wa (1.5 mi from Concrete). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.