Curlew Lake, WA Weather & Growing Conditions
Tonight
48°F
Mostly Clear
Mostly clear. Low around 48, with temperatures rising to around 50 overnight. Southwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Clear | 2 mph SW | 0% |
| Sunday | 74°F | Sunny | 0 to 5 mph S | 0% |
| Sunday Night | 49°F | Partly Cloudy | 3 mph S | 0% |
| Monday | 75°F | Sunny | 1 to 5 mph S | 0% |
| Monday Night | 51°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Tuesday | 71°F | Mostly Sunny | 0 to 3 mph NW | 2% |
| Tuesday Night | 46°F | Mostly Cloudy | 0 to 3 mph SW | 2% |
| Wednesday | 64°F | Mostly Sunny | 0 to 6 mph W | 1% |
| Wednesday Night | 43°F | Partly Cloudy | 1 to 6 mph W | 5% |
| Thursday | 59°F | Partly Sunny then Slight Chance Rain Showers | 3 mph NE | 17% |
| Thursday Night | 43°F | Slight Chance Rain Showers | 3 mph NW | 19% |
| Friday | 56°F | Slight Chance Rain Showers | 5 mph N | 19% |
| Friday Night | 38°F | Slight Chance Rain Showers | 5 mph N | 18% |
| Saturday | 56°F | Slight Chance Rain Showers | 3 mph NW | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Curlew Lake, WA
Last spring frost
May 6
First fall frost
Oct 6
Growing season
151 days
Hardiness zone
6a
Explore more for Curlew Lake, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Tonasket 11Ne, Wa (13.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.