West Richland, WA Weather & Growing Conditions
This Afternoon
82°F
Sunny
Sunny, with a high near 82. East wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Sunny | 3 mph E | 0% |
| Tonight | 56°F | Clear | 3 mph SW | 0% |
| Saturday | 82°F | Sunny | 1 to 5 mph NE | 0% |
| Saturday Night | 56°F | Mostly Clear | 1 to 5 mph W | 0% |
| Sunday | 84°F | Sunny | 1 to 5 mph NE | 0% |
| Sunday Night | 58°F | Clear | 1 to 5 mph W | 0% |
| Monday | 86°F | Sunny | 1 to 5 mph SW | 0% |
| Monday Night | 58°F | Mostly Clear | 2 to 6 mph W | 0% |
| Tuesday | 81°F | Sunny | 5 mph NW | 0% |
| Tuesday Night | 55°F | Partly Cloudy | 3 to 7 mph NW | 0% |
| Wednesday | 77°F | Sunny | 5 mph NW | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 5 mph SW | 0% |
| Thursday | 78°F | Mostly Sunny | 5 mph NW | 3% |
| Thursday Night | 55°F | Slight Chance Rain Showers | 5 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for West Richland, WA
Last spring frost
Mar 24
First fall frost
Nov 4
Growing season
222 days
Hardiness zone
7b
Explore more for West Richland, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Priest Rapids Dam, Wa (14.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.