Harman US

White Swan, WA Weather & Growing Conditions

Today
82°F
Sunny
Sunny, with a high near 82. Southeast wind 1 to 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 82°F Sunny 1 to 6 mph SE 0%
Tonight 54°F Mostly Clear 1 to 5 mph NW 0%
Sunday 83°F Sunny 3 mph NE 0%
Sunday Night 54°F Mostly Clear 3 mph W 0%
Monday 85°F Sunny 3 mph NE 0%
Monday Night 54°F Partly Cloudy 3 mph NW 0%
Tuesday 81°F Mostly Sunny 3 mph NE 0%
Tuesday Night 51°F Partly Cloudy 3 mph NW 0%
Wednesday 76°F Mostly Sunny 5 mph NE 1%
Wednesday Night 49°F Mostly Cloudy 5 mph NW 1%
Thursday 72°F Mostly Sunny 3 mph N 6%
Thursday Night 49°F Mostly Cloudy 3 mph NW 8%
Friday 69°F Mostly Sunny 2 to 7 mph N 5%
Friday Night 46°F Partly Cloudy 2 to 7 mph NW 3%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for White Swan, WA

Last spring frost
Apr 21
First fall frost
Oct 15
Growing season
176 days
Hardiness zone
7a

Explore more for White Swan, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Wapato, Wa (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.