Duvall, WA Weather & Growing Conditions

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

Today

73°F

Partly Sunny

Partly sunny, with a high near 73. North northwest wind around 1 mph.

7-day forecast for Duvall

When	Temp	Forecast	Wind	Precip
Today	73°F	Partly Sunny	1 mph NNW	0%
Tonight	50°F	Mostly Clear	1 mph N	0%
Sunday	73°F	Mostly Sunny	2 mph NNW	0%
Sunday Night	49°F	Mostly Clear	2 mph NNW	0%
Monday	71°F	Mostly Sunny	2 mph NW	0%
Monday Night	49°F	Partly Cloudy	2 mph N	0%
Tuesday	68°F	Partly Sunny	1 mph NNW	0%
Tuesday Night	48°F	Mostly Cloudy	0 mph	10%
Wednesday	68°F	Partly Sunny then Slight Chance Light Rain	1 mph SSE	17%
Wednesday Night	48°F	Slight Chance Light Rain then Mostly Cloudy	0 mph	17%
Thursday	65°F	Mostly Cloudy then Slight Chance Light Rain	1 mph N	20%
Thursday Night	47°F	Slight Chance Light Rain	1 mph NNW	20%
Friday	64°F	Slight Chance Light Rain	1 mph NNW	17%
Friday Night	45°F	Slight Chance Light Rain	1 mph NNW	17%

Forecast source: National Weather Service (api.weather.gov) for Duvall (47.736, -121.972). Updated through the day.

Growing snapshot for Duvall

Last spring frost

Apr 17

First fall frost

Oct 23

Growing season

188 days

Hardiness zone

More local growing data for Duvall: nearby ZIP 98019 weather · frost dates · planting calendar · Washington frost dates

Nearby towns & communities

Algona Ames Lake Auburn Baring Beaux Arts Village Bellevue Black Diamond Bothell Boulevard Park Bryn Mawr-Skyway Burien Carnation Clyde Hill Cottage Lake Covington Des Moines East Renton Highlands Fairwood Fall City Federal Way Greenwater High Bridge Hobart Hunts Point Index Issaquah Kenmore Kent Kirkland Lake Forest Park

All Washington locations ›

Climate data from the nearest NOAA station, Monroe, Wa (8 mi from Duvall). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.