Marcus, WA Weather & Growing Conditions
Tonight
50°F
Mostly Clear
Mostly clear. Low around 50, with temperatures rising to around 52 overnight. East wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Mostly Clear | 1 mph E | 0% |
| Saturday | 77°F | Sunny | 0 to 3 mph SW | 0% |
| Saturday Night | 51°F | Partly Cloudy | 1 mph SE | 0% |
| Sunday | 78°F | Sunny | 0 to 3 mph S | 0% |
| Sunday Night | 51°F | Mostly Clear | 2 mph NE | 0% |
| Monday | 78°F | Sunny | 0 to 5 mph NE | 0% |
| Monday Night | 51°F | Partly Cloudy | 0 to 5 mph W | 0% |
| Tuesday | 75°F | Mostly Sunny | 1 to 6 mph SE | 1% |
| Tuesday Night | 50°F | Partly Cloudy | 0 to 5 mph SW | 1% |
| Wednesday | 71°F | Mostly Sunny | 0 to 6 mph S | 2% |
| Wednesday Night | 50°F | Mostly Cloudy | 1 to 6 mph E | 2% |
| Thursday | 73°F | Mostly Sunny | 2 mph NE | 4% |
| Thursday Night | 51°F | Mostly Cloudy | 2 mph NE | 11% |
| Friday | 71°F | Partly Sunny then Slight Chance Rain Showers | 2 to 6 mph SE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marcus, WA
Last spring frost
May 2
First fall frost
Oct 2
Growing season
153 days
Hardiness zone
6b
Explore more for Marcus, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Colville, Wa (11.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.