Liberty Lake, WA Weather & Growing Conditions
This Afternoon
76°F
Sunny
Sunny. High near 76, with temperatures falling to around 74 in the afternoon. Northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Sunny | 5 mph NW | 1% |
| Tonight | 53°F | Mostly Clear | 1 mph SE | 0% |
| Saturday | 77°F | Sunny | 0 to 3 mph NW | 0% |
| Saturday Night | 53°F | Mostly Clear | 1 mph S | 0% |
| Sunday | 80°F | Sunny | 2 mph S | 0% |
| Sunday Night | 55°F | Mostly Clear | 2 mph E | 0% |
| Monday | 81°F | Sunny | 0 to 5 mph S | 0% |
| Monday Night | 56°F | Partly Cloudy | 3 mph S | 0% |
| Tuesday | 77°F | Mostly Sunny | 1 to 5 mph S | 0% |
| Tuesday Night | 54°F | Partly Cloudy | 3 mph S | 0% |
| Wednesday | 73°F | Mostly Sunny | 2 to 6 mph S | 0% |
| Wednesday Night | 53°F | Partly Cloudy | 3 mph SE | 1% |
| Thursday | 78°F | Mostly Sunny | 3 mph SE | 2% |
| Thursday Night | 55°F | Partly Cloudy | 3 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Liberty Lake, WA
Last spring frost
Apr 26
First fall frost
Oct 15
Growing season
170 days
Hardiness zone
6b
Explore more for Liberty Lake, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Spokane Felts Fld, Wa (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.