Longview, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Longview, a city in Cowlitz County, Washington.
Overnight
52°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 52. North northwest wind around 1 mph.
7-day forecast for Longview
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Patchy Fog | 1 mph NNW | 0% |
| Saturday | 78°F | Patchy Fog then Partly Sunny | 0 to 6 mph NNW | 0% |
| Saturday Night | 51°F | Mostly Clear then Patchy Fog | 1 to 5 mph NW | 1% |
| Sunday | 79°F | Patchy Fog then Mostly Sunny | 1 to 7 mph NNW | 0% |
| Sunday Night | 52°F | Mostly Clear | 2 to 7 mph NW | 0% |
| Monday | 75°F | Mostly Sunny | 2 to 9 mph NW | 0% |
| Monday Night | 53°F | Partly Cloudy | 2 to 9 mph NW | 0% |
| Tuesday | 72°F | Partly Sunny | 1 to 9 mph NW | 0% |
| Tuesday Night | 50°F | Partly Cloudy then Patchy Fog | 0 to 9 mph NW | 1% |
| Wednesday | 71°F | Patchy Fog then Partly Sunny | 0 to 7 mph NNW | 1% |
| Wednesday Night | 51°F | Mostly Cloudy | 0 to 7 mph NNW | 1% |
| Thursday | 69°F | Mostly Cloudy | 1 to 9 mph NNW | 14% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 9 mph NNW | 14% |
| Friday | 68°F | Partly Sunny | 5 to 9 mph NW | 11% |
Forecast source: National Weather Service (api.weather.gov) for Longview (46.146, -122.964). Updated through the day.
Growing snapshot for Longview
Last spring frost
Apr 8
First fall frost
Nov 5
Growing season
210 days
Hardiness zone
8b
More local growing data for Longview: nearby ZIP 98632 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Longview, Wa (7.9 mi from Longview). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.