Kirkland, WA Weather & Growing Conditions
Tonight
40°F
Mostly Clear then Patchy Fog
Patchy fog after midnight. Mostly clear, with a low around 40. East wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 40°F | Mostly Clear then Patchy Fog | 2 mph E | 3% |
| Wednesday | 58°F | Patchy Fog then Slight Chance Light Rain | 3 mph SSE | 16% |
| Wednesday Night | 49°F | Light Rain | 3 to 9 mph S | 90% |
| Thursday | 58°F | Slight Chance Light Rain then Partly Sunny | 3 to 7 mph S | 21% |
| Thursday Night | 48°F | Light Rain | 3 to 8 mph SSE | 77% |
| Friday | 57°F | Light Rain | 5 to 9 mph SSE | 77% |
| Friday Night | 48°F | Chance Light Rain | 5 mph SSE | 52% |
| Saturday | 62°F | Chance Light Rain | 3 mph S | 30% |
| Saturday Night | 51°F | Light Rain Likely | 2 to 14 mph S | 72% |
| Sunday | 57°F | Light Rain Likely | 2 to 14 mph S | 70% |
| Sunday Night | 45°F | Slight Chance Light Rain | 2 mph SSE | 21% |
| Monday | 57°F | Chance Light Rain | 3 mph SE | 52% |
| Monday Night | 48°F | Light Rain Likely | 3 to 8 mph SSE | 71% |
| Tuesday | 59°F | Light Rain Likely | 5 to 9 mph SSE | 71% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kirkland, WA
Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
9a
Explore more for Kirkland, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Seattle Sand Pt Wsfo, Wa (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.