Sprague, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sprague, a city in Lincoln County, Washington.
Overnight
49°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 49. Northeast wind around 3 mph.
7-day forecast for Sprague
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Areas Of Smoke | 3 mph NE | 0% |
| Tuesday | 88°F | Areas Of Smoke then Haze | 5 mph NE | 0% |
| Tuesday Night | 53°F | Haze | 3 mph NE | 0% |
| Wednesday | 94°F | Areas Of Smoke | 3 mph SE | 0% |
| Wednesday Night | 57°F | Areas Of Smoke then Mostly Clear | 2 mph S | 0% |
| Thursday | 99°F | Sunny | 1 to 8 mph S | 0% |
| Thursday Night | 61°F | Mostly Clear | 1 to 7 mph S | 0% |
| Friday | 98°F | Sunny | 3 to 12 mph SW | 0% |
| Friday Night | 60°F | Mostly Clear | 3 to 12 mph SW | 0% |
| Saturday | 94°F | Sunny | 5 to 12 mph SW | 0% |
| Saturday Night | 58°F | Mostly Clear | 5 to 12 mph SW | 0% |
| Sunday | 89°F | Sunny | 6 to 10 mph SW | 0% |
| Sunday Night | 55°F | Mostly Clear | 3 to 9 mph SW | 0% |
| Monday | 88°F | Sunny | 5 to 8 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Sprague (47.305, -117.971). Updated through the day.
Growing snapshot for Sprague
Last spring frost
May 31
First fall frost
Sep 12
Growing season
101 days
Hardiness zone
6b
More local growing data for Sprague: nearby ZIP 99032 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Harrington, Wa (14.8 mi from Sprague). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.