Napavine, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Napavine, a city in Lewis County, Washington.
Today
91°F
Areas Of Smoke
Areas of smoke after 11am. Sunny, with a high near 91. North northwest wind around 6 mph.
7-day forecast for Napavine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Areas Of Smoke | 6 mph NNW | 0% |
| Tonight | 58°F | Smoke | 2 to 6 mph NNW | 0% |
| Wednesday | 95°F | Areas Of Smoke | 5 mph NNW | 0% |
| Wednesday Night | 58°F | Mostly Clear | 0 to 3 mph NNW | 0% |
| Thursday | 94°F | Sunny | 0 to 3 mph NW | 0% |
| Thursday Night | 56°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 88°F | Sunny | 0 to 6 mph NNW | 0% |
| Friday Night | 54°F | Mostly Clear | 0 to 6 mph NW | 0% |
| Saturday | 82°F | Sunny | 0 to 8 mph NW | 0% |
| Saturday Night | 51°F | Partly Cloudy | 1 to 8 mph W | 0% |
| Sunday | 77°F | Mostly Sunny | 1 to 7 mph WNW | 0% |
| Sunday Night | 51°F | Partly Cloudy | 0 to 7 mph NW | 0% |
| Monday | 78°F | Mostly Sunny | 0 to 6 mph NNW | 0% |
| Monday Night | 51°F | Partly Cloudy | 0 to 6 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Napavine (46.587, -122.902). Updated through the day.
Growing snapshot for Napavine
Last spring frost
Apr 5
First fall frost
Oct 25
Growing season
196 days
Hardiness zone
8a
More local growing data for Napavine: nearby ZIP 98565 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Ashford
Centralia
Chehalis
Fords Prairie
Grand Mound
Morton
Mossyrock
Onalaska
Packwood
Pe Ell
Toledo
Vader
Winlock
Climate data from the nearest NOAA station, Toledo Faa Ap, Wa (7.8 mi from Napavine). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.