Harman US

Richland, WA Weather & Growing Conditions

Today
91°F
Smoke
Smoke. Sunny, with a high near 91. North wind 2 to 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 91°F Smoke 2 to 7 mph N 0%
Tonight 60°F Areas Of Smoke 1 to 6 mph N 0%
Wednesday 96°F Areas Of Smoke 3 mph NW 0%
Wednesday Night 63°F Areas Of Smoke then Clear 3 mph SW 0%
Thursday 101°F Sunny 1 to 5 mph SW 0%
Thursday Night 67°F Clear 5 mph SW 0%
Friday 100°F Sunny 3 to 8 mph SW 0%
Friday Night 66°F Clear 3 to 8 mph W 0%
Saturday 96°F Sunny 3 to 7 mph SW 0%
Saturday Night 64°F Mostly Clear 3 to 9 mph W 0%
Sunday 92°F Sunny 6 mph SW 0%
Sunday Night 61°F Mostly Clear 3 to 7 mph W 0%
Monday 91°F Sunny 5 mph SW 0%
Monday Night 61°F Clear 6 mph W 0%

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

Growing snapshot for Richland, WA

Last spring frost
Apr 6
First fall frost
Oct 24
Growing season
200 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Richland, Wa (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.