Three Lakes, WA Weather & Growing Conditions
Overnight
50°F
Mostly Cloudy
Mostly cloudy, with a low around 50. Northeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Mostly Cloudy | 1 mph NE | 0% |
| Saturday | 72°F | Partly Sunny | 1 mph NNW | 0% |
| Saturday Night | 50°F | Mostly Clear | 1 mph NNW | 0% |
| Sunday | 72°F | Mostly Sunny | 1 mph NW | 0% |
| Sunday Night | 50°F | Partly Cloudy | 1 mph N | 0% |
| Monday | 70°F | Mostly Sunny | 1 mph NW | 0% |
| Monday Night | 50°F | Partly Cloudy | 1 mph NNW | 0% |
| Tuesday | 67°F | Partly Sunny | 1 mph NNW | 0% |
| Tuesday Night | 48°F | Mostly Cloudy | 1 mph NE | 11% |
| Wednesday | 67°F | Partly Sunny then Slight Chance Light Rain | 1 mph E | 17% |
| Wednesday Night | 48°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph N | 17% |
| Thursday | 64°F | Mostly Cloudy then Slight Chance Light Rain | 1 mph N | 19% |
| Thursday Night | 47°F | Slight Chance Light Rain | 1 mph NNW | 20% |
| Friday | 63°F | Slight Chance Light Rain | 1 mph NNW | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Three Lakes, WA
Last spring frost
Apr 17
First fall frost
Oct 23
Growing season
188 days
Hardiness zone
8b
Explore more for Three Lakes, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Monroe, Wa (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.