Ephrata, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ephrata, a city in Grant County, Washington.
Today
88°F
Smoke then Haze
Smoke and haze before 8am, then haze and areas of smoke. Sunny, with a high near 88. Northeast wind 5 to 9 mph.
7-day forecast for Ephrata
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Smoke then Haze | 5 to 9 mph NE | 0% |
| Tonight | 60°F | Haze | 5 mph NW | 0% |
| Wednesday | 93°F | Smoke | 7 mph E | 0% |
| Wednesday Night | 63°F | Patchy Smoke then Mostly Clear | 3 to 7 mph SW | 0% |
| Thursday | 97°F | Sunny | 3 to 8 mph SW | 0% |
| Thursday Night | 66°F | Mostly Clear | 5 to 8 mph W | 0% |
| Friday | 97°F | Sunny | 5 to 16 mph W | 0% |
| Friday Night | 64°F | Mostly Clear | 7 to 17 mph W | 0% |
| Saturday | 93°F | Sunny | 6 to 14 mph W | 0% |
| Saturday Night | 62°F | Mostly Clear | 9 to 17 mph W | 0% |
| Sunday | 89°F | Sunny | 5 to 9 mph W | 0% |
| Sunday Night | 60°F | Mostly Clear | 8 to 12 mph W | 0% |
| Monday | 88°F | Sunny | 5 to 8 mph NW | 0% |
| Monday Night | 59°F | Mostly Clear | 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Ephrata (47.312, -119.534). Updated through the day.
Growing snapshot for Ephrata
Last spring frost
Apr 22
First fall frost
Oct 17
Growing season
175 days
Hardiness zone
6b
More local growing data for Ephrata: nearby ZIP 98823 weather · frost dates · planting calendar · Washington frost dates
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Wilson Creek
Climate data from the nearest NOAA station, Ephrata Muni Ap, Wa (6 mi from Ephrata). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.