Richland, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Richland, a city in Benton County, Washington.
Today
91°F
Smoke
Smoke. Sunny, with a high near 91. North wind 2 to 6 mph.
7-day forecast for Richland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Smoke | 2 to 6 mph N | 0% |
| Tonight | 61°F | Areas Of Smoke | 0 to 6 mph N | 0% |
| Wednesday | 96°F | Areas Of Smoke | 0 to 3 mph N | 0% |
| Wednesday Night | 64°F | Areas Of Smoke then Clear | 2 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 | 7 mph SW | 0% |
| Friday Night | 66°F | Clear | 3 to 7 mph W | 0% |
| Saturday | 96°F | Sunny | 3 to 7 mph SW | 0% |
| Saturday Night | 64°F | Mostly Clear | 5 to 8 mph W | 0% |
| Sunday | 92°F | Sunny | 6 mph SW | 0% |
| Sunday Night | 62°F | Mostly Clear | 6 mph SW | 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) for Richland (46.284, -119.294). Updated through the day.
Growing snapshot for Richland
Last spring frost
Apr 6
First fall frost
Oct 24
Growing season
200 days
Hardiness zone
7b
More local growing data for Richland: nearby ZIP 99352 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Richland, Wa (4.8 mi from Richland). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.