Harman US

Marcus, WA Weather & Growing Conditions

Today
84°F
Sunny
Sunny, with a high near 84. Northwest wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 84°F Sunny 3 mph NW 0%
Tonight 55°F Smoke 0 to 3 mph NE 0%
Wednesday 89°F Areas Of Smoke 1 to 6 mph W 0%
Wednesday Night 58°F Smoke then Mostly Clear 1 to 6 mph SE 0%
Thursday 93°F Sunny 0 to 8 mph SE 0%
Thursday Night 61°F Mostly Clear 0 to 8 mph SE 0%
Friday 93°F Sunny 0 to 10 mph SW 0%
Friday Night 61°F Mostly Clear 0 to 10 mph W 0%
Saturday 90°F Sunny 0 to 10 mph SW 0%
Saturday Night 60°F Partly Cloudy 1 to 10 mph W 0%
Sunday 87°F Sunny 0 to 8 mph W 0%
Sunday Night 58°F Partly Cloudy 1 to 8 mph E 0%
Monday 85°F Sunny 1 to 8 mph E 1%
Monday Night 57°F Mostly Clear 1 to 8 mph W 0%

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 Aug 4, 2026.