LaCrosse, WA Weather & Growing Conditions
Overnight
34°F
Mostly Clear
Mostly clear, with a low around 34. South wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 34°F | Mostly Clear | 1 mph S | 2% |
| Wednesday | 52°F | Patchy Fog then Sunny | 2 mph S | 2% |
| Wednesday Night | 38°F | Slight Chance Rain Showers | 3 mph SE | 42% |
| Thursday | 55°F | Chance Rain Showers then Partly Sunny | 3 to 9 mph SW | 42% |
| Thursday Night | 38°F | Partly Cloudy | 5 mph SE | 1% |
| Friday | 56°F | Partly Sunny | 5 mph SE | 3% |
| Friday Night | 39°F | Mostly Cloudy | 3 mph SE | 4% |
| Saturday | 63°F | Mostly Sunny | 6 mph E | 2% |
| Saturday Night | 41°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 15% |
| Sunday | 57°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 8 mph SW | 15% |
| Sunday Night | 39°F | Mostly Cloudy | 5 mph S | 3% |
| Monday | 57°F | Partly Sunny | 3 mph SE | 8% |
| Monday Night | 39°F | Slight Chance Rain Showers | 2 mph S | 24% |
| Tuesday | 59°F | Slight Chance Rain Showers | 5 mph SE | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for LaCrosse, WA
Last spring frost
May 13
First fall frost
Sep 26
Growing season
133 days
Hardiness zone
7a
Explore more for LaCrosse, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Lacrosse, Wa (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.