La Conner, WA Weather & Growing Conditions
This Afternoon
54°F
Mostly Cloudy
Mostly cloudy. High near 54, with temperatures falling to around 51 in the afternoon. West northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Mostly Cloudy | 1 mph WNW | 4% |
| Tonight | 37°F | Partly Cloudy then Patchy Fog | 2 mph ENE | 4% |
| Wednesday | 57°F | Mostly Sunny then Slight Chance Light Rain | 2 to 9 mph SE | 19% |
| Wednesday Night | 47°F | Light Rain | 5 to 14 mph SSE | 91% |
| Thursday | 56°F | Chance Light Rain | 5 to 10 mph SSE | 28% |
| Thursday Night | 47°F | Light Rain | 8 to 16 mph SE | 84% |
| Friday | 55°F | Light Rain | 10 to 20 mph SE | 84% |
| Friday Night | 47°F | Chance Light Rain | 3 to 10 mph SE | 41% |
| Saturday | 60°F | Chance Light Rain | 3 to 15 mph SE | 35% |
| Saturday Night | 49°F | Light Rain | 14 to 21 mph SSE | 76% |
| Sunday | 56°F | Light Rain | 2 to 14 mph S | 76% |
| Sunday Night | 43°F | Chance Light Rain | 5 mph SE | 26% |
| Monday | 55°F | Light Rain Likely | 3 to 12 mph ESE | 56% |
| Monday Night | 47°F | Light Rain Likely | 12 to 18 mph SE | 72% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for La Conner, WA
Last spring frost
Mar 24
First fall frost
Nov 3
Growing season
224 days
Hardiness zone
8b
Explore more for La Conner, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Mt Vernon 3 Wnw, Wa (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.