Pine Grove, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pine Grove, a community in Ferry County, Washington.
Overnight
27°F
Patchy Fog
Patchy fog after 5am. Partly cloudy, with a low around 27. Wind around 0 mph.
7-day forecast for Pine Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 27°F | Patchy Fog | 0 mph | 1% |
| Wednesday | 54°F | Patchy Fog then Sunny | 2 mph S | 2% |
| Wednesday Night | 31°F | Chance Rain Showers then Areas Of Fog | 1 mph SW | 41% |
| Thursday | 50°F | Areas Of Fog then Partly Sunny | 2 mph S | 38% |
| Thursday Night | 31°F | Mostly Cloudy | 2 mph S | 7% |
| Friday | 49°F | Mostly Cloudy | 0 to 7 mph S | 7% |
| Friday Night | 28°F | Mostly Cloudy | 0 to 6 mph S | 13% |
| Saturday | 55°F | Mostly Cloudy | 2 mph SE | 13% |
| Saturday Night | 31°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 6 mph SE | 16% |
| Sunday | 53°F | Slight Chance Rain Showers then Partly Sunny | 5 to 9 mph S | 16% |
| Sunday Night | 27°F | Mostly Cloudy | 0 to 5 mph S | 5% |
| Monday | 51°F | Partly Sunny then Slight Chance Rain Showers | 1 mph SE | 15% |
| Monday Night | 29°F | Chance Rain Showers | 2 mph S | 33% |
| Tuesday | 51°F | Chance Rain Showers | 1 to 6 mph S | 33% |
Forecast source: National Weather Service (api.weather.gov) for Pine Grove (48.650, -118.684). Updated through the day.
Growing snapshot for Pine Grove
Last spring frost
May 30
First fall frost
Sep 10
Growing season
102 days
Hardiness zone
6a
More local growing data for Pine Grove: 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 Pine Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.