Longview, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Longview, a city in Cowlitz County, Washington.
Today
62°F
Slight Chance Rain Showers
A slight chance of rain showers before 1pm. Partly sunny. High near 62, with temperatures falling to around 57 in the afternoon. North wind around 2 mph. Chance of precipitation is 20%.
7-day forecast for Longview
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 62°F | Slight Chance Rain Showers | 2 mph N | 15% |
| Tonight | 41°F | Patchy Fog | 1 mph ENE | 5% |
| Wednesday | 58°F | Patchy Fog then Light Rain Likely | 2 to 8 mph SE | 59% |
| Wednesday Night | 47°F | Light Rain | 2 to 8 mph SSE | 98% |
| Thursday | 58°F | Slight Chance Light Rain then Partly Sunny | 2 to 7 mph SSE | 18% |
| Thursday Night | 47°F | Light Rain Likely | 0 to 9 mph SSE | 74% |
| Friday | 57°F | Light Rain Likely | 5 to 10 mph SSE | 74% |
| Friday Night | 48°F | Chance Light Rain | 1 to 5 mph SSE | 35% |
| Saturday | 63°F | Mostly Cloudy then Chance Light Rain | 2 to 9 mph SSE | 32% |
| Saturday Night | 50°F | Light Rain Likely | 9 to 18 mph S | 71% |
| Sunday | 59°F | Light Rain Likely | 2 to 10 mph SSW | 66% |
| Sunday Night | 45°F | Slight Chance Light Rain then Areas Of Fog | 2 mph S | 22% |
| Monday | 58°F | Chance Light Rain | 1 to 9 mph SE | 47% |
| Monday Night | 48°F | Light Rain Likely | 7 to 16 mph SSE | 66% |
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 Nov 3, 2026.