Green Bluff, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Green Bluff, a community in Spokane County, Washington.
Overnight
47°F
Mostly Clear
Mostly clear, with a low around 47. Wind around 0 mph.
7-day forecast for Green Bluff
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Mostly Clear | 0 mph | 0% |
| Saturday | 76°F | Sunny | 1 mph W | 0% |
| Saturday Night | 48°F | Mostly Clear | 0 mph | 0% |
| Sunday | 78°F | Sunny | 1 mph N | 0% |
| Sunday Night | 48°F | Mostly Clear | 1 mph NE | 0% |
| Monday | 79°F | Sunny | 2 mph NW | 0% |
| Monday Night | 50°F | Partly Cloudy | 1 mph NW | 0% |
| Tuesday | 76°F | Mostly Sunny | 2 mph S | 0% |
| Tuesday Night | 49°F | Partly Cloudy | 2 mph S | 0% |
| Wednesday | 72°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Wednesday Night | 48°F | Partly Cloudy | 0 to 5 mph S | 1% |
| Thursday | 71°F | Mostly Sunny | 2 mph SW | 3% |
| Thursday Night | 47°F | Mostly Cloudy | 2 mph NW | 10% |
| Friday | 68°F | Partly Sunny then Slight Chance Rain Showers | 0 to 3 mph SW | 17% |
Forecast source: National Weather Service (api.weather.gov) for Green Bluff (47.818, -117.275). Updated through the day.
Growing snapshot for Green Bluff
Last spring frost
Apr 26
First fall frost
Oct 15
Growing season
170 days
Hardiness zone
6b
More local growing data for Green Bluff: nearby ZIP 99217 weather · frost dates · planting calendar · Washington frost dates
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Town and Country
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Climate data from the nearest NOAA station, Spokane Felts Fld, Wa (4.9 mi from Green Bluff). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.