Pine Grove, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pine Grove, a community in Ferry County, Washington.
This Afternoon
52°F
Partly Sunny
Partly sunny. High near 52, with temperatures falling to around 44 in the afternoon. Wind around 0 mph.
7-day forecast for Pine Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 52°F | Partly Sunny | 0 mph | 2% |
| Tonight | 27°F | Mostly Cloudy then Patchy Fog | 0 mph | 2% |
| Wednesday | 54°F | Patchy Fog then Sunny | 2 mph S | 2% |
| Wednesday Night | 31°F | Chance Rain Showers then Chance Rain And Snow Showers | 1 mph S | 37% |
| Thursday | 50°F | Chance Rain And Snow Showers then Partly Sunny | 2 mph S | 37% |
| Thursday Night | 29°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph SE | 17% |
| Friday | 50°F | Slight Chance Rain Showers | 1 to 7 mph S | 17% |
| Friday Night | 28°F | Mostly Cloudy | 0 to 5 mph S | 4% |
| Saturday | 54°F | Mostly Cloudy | 2 mph SE | 9% |
| Saturday Night | 32°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 7 mph S | 23% |
| Sunday | 54°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph S | 23% |
| Sunday Night | 28°F | Mostly Cloudy | 0 to 5 mph SW | 5% |
| Monday | 51°F | Partly Sunny then Chance Rain Showers | 1 mph E | 32% |
| Monday Night | 30°F | Chance Rain Showers | 3 mph SE | 41% |
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.