Quincy, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Quincy, a city in Grant County, Washington.
Tonight
56°F
Mostly Clear
Mostly clear. Low around 56, with temperatures rising to around 58 overnight. East wind 0 to 3 mph.
7-day forecast for Quincy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Mostly Clear | 0 to 3 mph E | 0% |
| Sunday | 80°F | Sunny | 0 to 3 mph SE | 0% |
| Sunday Night | 56°F | Mostly Clear | 2 mph NW | 0% |
| Monday | 81°F | Sunny | 3 mph W | 0% |
| Monday Night | 57°F | Partly Cloudy | 2 to 7 mph W | 0% |
| Tuesday | 77°F | Mostly Sunny | 3 to 7 mph NW | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 3 to 10 mph W | 0% |
| Wednesday | 72°F | Mostly Sunny | 2 to 6 mph W | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 7 mph NW | 1% |
| Thursday | 68°F | Mostly Sunny | 5 mph N | 6% |
| Thursday Night | 50°F | Mostly Cloudy | 2 to 8 mph N | 8% |
| Friday | 67°F | Partly Sunny | 8 mph NW | 8% |
| Friday Night | 47°F | Partly Cloudy | 7 to 12 mph NW | 6% |
| Saturday | 65°F | Mostly Sunny | 5 to 12 mph NW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Quincy (47.235, -119.853). Updated through the day.
Growing snapshot for Quincy
Last spring frost
Apr 21
First fall frost
Oct 16
Growing season
178 days
Hardiness zone
7a
More local growing data for Quincy: nearby ZIP 98848 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Beverly
Cascade Valley
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Electric City
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George
Grand Coulee
Hartline
Krupp
Lakeview
Marine View
Moses Lake
Moses Lake North
Royal City
Schwana
Soap Lake
Sunland Estates
Vantage
Warden
Wheeler
Wilson Creek
Climate data from the nearest NOAA station, Quincy, Wa (3.8 mi from Quincy). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.