Republic, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Republic, a city in Ferry County, Washington.
Overnight
42°F
Mostly Clear
Mostly clear. Low around 42, with temperatures rising to around 44 overnight. Wind around 0 mph.
7-day forecast for Republic
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 84°F | Sunny | 2 mph NE | 0% |
| Tuesday Night | 47°F | Areas Of Smoke | 1 mph N | 0% |
| Wednesday | 89°F | Areas Of Smoke | 0 to 5 mph S | 0% |
| Wednesday Night | 51°F | Smoke then Mostly Clear | 0 to 5 mph S | 0% |
| Thursday | 94°F | Sunny | 0 to 6 mph SW | 0% |
| Thursday Night | 55°F | Mostly Clear | 0 to 5 mph S | 0% |
| Friday | 93°F | Sunny | 0 to 6 mph W | 0% |
| Friday Night | 53°F | Mostly Clear | 0 to 6 mph NW | 0% |
| Saturday | 89°F | Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 52°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Sunday | 87°F | Sunny | 0 to 3 mph NW | 1% |
| Sunday Night | 50°F | Partly Cloudy | 0 to 3 mph NW | 1% |
| Monday | 85°F | Sunny | 0 to 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Republic (48.649, -118.733). Updated through the day.
Growing snapshot for Republic
Last spring frost
May 30
First fall frost
Sep 10
Growing season
102 days
Hardiness zone
6a
More local growing data for Republic: nearby ZIP 99166 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Republic, Wa (4.1 mi from Republic). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.