Napavine, WA Weather & Growing Conditions
Tonight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. North northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Cloudy | 1 mph NNW | 0% |
| Saturday | 76°F | Mostly Cloudy | 2 mph NNW | 0% |
| Saturday Night | 48°F | Partly Cloudy | 1 mph NNW | 0% |
| Sunday | 77°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Sunday Night | 48°F | Mostly Clear | 0 to 3 mph NNW | 0% |
| Monday | 74°F | Partly Sunny | 0 to 5 mph NW | 0% |
| Monday Night | 49°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Tuesday | 70°F | Partly Sunny | 0 to 5 mph NW | 1% |
| Tuesday Night | 46°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Wednesday | 70°F | Partly Sunny | 1 mph N | 1% |
| Wednesday Night | 48°F | Partly Cloudy | 1 mph N | 4% |
| Thursday | 72°F | Partly Sunny | 2 mph NNW | 11% |
| Thursday Night | 49°F | Slight Chance Light Rain | 1 mph W | 24% |
| Friday | 67°F | Slight Chance Light Rain | 3 mph WSW | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Napavine, WA
Last spring frost
Apr 5
First fall frost
Oct 25
Growing season
196 days
Hardiness zone
8a
Explore more for Napavine, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Toledo Faa Ap, Wa (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.