Harman US

Graham, WA Weather & Growing Conditions

Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Southeast wind around 1 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 48°F Mostly Cloudy 1 mph SE 0%
Saturday 73°F Partly Sunny 2 mph N 0%
Saturday Night 50°F Mostly Clear 1 mph NNE 0%
Sunday 74°F Mostly Sunny 2 mph N 0%
Sunday Night 50°F Partly Cloudy 2 mph N 0%
Monday 71°F Mostly Sunny 2 mph NW 0%
Monday Night 49°F Partly Cloudy 2 mph NNE 0%
Tuesday 69°F Partly Sunny 2 mph NNW 0%
Tuesday Night 47°F Partly Cloudy 2 mph SW 1%
Wednesday 68°F Partly Sunny 2 mph WSW 8%
Wednesday Night 49°F Mostly Cloudy 2 mph NNW 8%
Thursday 65°F Mostly Cloudy then Slight Chance Light Rain 0 to 3 mph N 18%
Thursday Night 47°F Slight Chance Light Rain 3 mph ENE 18%
Friday 63°F Partly Sunny 3 mph NW 14%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Graham, WA

Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
8b

Explore more for Graham, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Mcmillin Rsvr, Wa (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.