Lynnwood, WA Weather & Growing Conditions
This Afternoon
54°F
Partly Sunny
Partly sunny. High near 54, with temperatures falling to around 50 in the afternoon. North northwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Partly Sunny | 3 mph NNW | 3% |
| Tonight | 40°F | Partly Cloudy then Patchy Fog | 0 to 3 mph N | 3% |
| Wednesday | 55°F | Partly Sunny then Slight Chance Light Rain | 6 mph SSE | 21% |
| Wednesday Night | 48°F | Light Rain | 6 to 9 mph SSE | 87% |
| Thursday | 55°F | Slight Chance Light Rain then Partly Sunny | 7 mph S | 23% |
| Thursday Night | 47°F | Light Rain | 6 to 9 mph SSE | 76% |
| Friday | 54°F | Light Rain | 6 to 12 mph SSE | 76% |
| Friday Night | 48°F | Chance Light Rain | 6 mph SSE | 49% |
| Saturday | 59°F | Chance Light Rain | 5 mph SSE | 34% |
| Saturday Night | 50°F | Light Rain Likely | 5 to 16 mph S | 74% |
| Sunday | 55°F | Light Rain Likely | 3 to 15 mph S | 71% |
| Sunday Night | 45°F | Slight Chance Light Rain | 3 mph SSE | 21% |
| Monday | 54°F | Chance Light Rain | 6 mph SE | 54% |
| Monday Night | 47°F | Light Rain Likely | 5 to 12 mph SSE | 72% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lynnwood, WA
Last spring frost
Mar 9
First fall frost
Nov 17
Growing season
250 days
Hardiness zone
9a
Explore more for Lynnwood, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Everett Snohomish Ap, Wa (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.