La Conner, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for La Conner, a town in Skagit County, Washington.
Overnight
53°F
Mostly Clear
Mostly clear. Low around 53, with temperatures rising to around 55 overnight. Wind around 0 mph.
7-day forecast for La Conner
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 81°F | Sunny | 0 to 8 mph NNW | 0% |
| Tuesday Night | 57°F | Mostly Clear | 0 to 6 mph NW | 0% |
| Wednesday | 84°F | Sunny then Patchy Smoke | 0 to 6 mph NW | 0% |
| Wednesday Night | 58°F | Mostly Clear | 0 to 6 mph W | 0% |
| Thursday | 84°F | Sunny | 1 to 5 mph SW | 0% |
| Thursday Night | 59°F | Mostly Clear | 1 to 5 mph SW | 0% |
| Friday | 81°F | Sunny | 2 to 6 mph SW | 0% |
| Friday Night | 57°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Saturday | 76°F | Sunny | 2 to 9 mph SW | 0% |
| Saturday Night | 56°F | Partly Cloudy | 1 to 9 mph SW | 0% |
| Sunday | 75°F | Mostly Sunny | 1 to 6 mph WSW | 0% |
| Sunday Night | 55°F | Mostly Clear | 1 to 6 mph WSW | 2% |
| Monday | 75°F | Mostly Sunny | 1 to 6 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for La Conner (48.393, -122.494). Updated through the day.
Growing snapshot for La Conner
Last spring frost
Mar 24
First fall frost
Nov 3
Growing season
224 days
Hardiness zone
8b
More local growing data for La Conner: nearby ZIP 98257 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
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Burlington
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Concrete
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Lake Ketchum
Lake McMurray
Lyman
Marblemount
Mount Vernon
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Sedro-Woolley
Climate data from the nearest NOAA station, Mt Vernon 3 Wnw, Wa (6.2 mi from La Conner). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.