Sprague, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sprague, a city in Lincoln County, Washington.
This Afternoon
54°F
Mostly Cloudy
Mostly cloudy. High near 54, with temperatures falling to around 49 in the afternoon. Northeast wind around 3 mph.
7-day forecast for Sprague
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Mostly Cloudy | 3 mph NE | 3% |
| Tonight | 34°F | Mostly Cloudy | 0 to 3 mph N | 3% |
| Wednesday | 52°F | Patchy Fog then Sunny | 3 mph S | 2% |
| Wednesday Night | 37°F | Mostly Cloudy then Rain Showers Likely | 3 mph S | 59% |
| Thursday | 52°F | Rain Showers Likely then Partly Sunny | 3 to 9 mph SW | 59% |
| Thursday Night | 37°F | Partly Cloudy | 6 mph S | 9% |
| Friday | 55°F | Mostly Cloudy | 5 to 9 mph S | 9% |
| Friday Night | 39°F | Mostly Cloudy | 3 to 7 mph SE | 2% |
| Saturday | 62°F | Partly Sunny | 3 to 7 mph SE | 2% |
| Saturday Night | 42°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 8 mph SE | 23% |
| Sunday | 59°F | Slight Chance Rain Showers | 7 to 14 mph SW | 23% |
| Sunday Night | 38°F | Mostly Cloudy | 3 to 7 mph S | 11% |
| Monday | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph E | 17% |
| Monday Night | 40°F | Chance Rain Showers | 5 mph SE | 27% |
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 Nov 3, 2026.