Harman US

Covington, WA Weather & Growing Conditions

Tonight
50°F
Partly Cloudy
Partly cloudy, with a low around 50. South wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 50°F Partly Cloudy 2 mph S 0%
Saturday 73°F Partly Sunny 1 mph WNW 0%
Saturday Night 50°F Partly Cloudy 1 mph NNE 0%
Sunday 74°F Mostly Sunny 2 mph NNW 0%
Sunday Night 51°F Mostly Clear 2 mph NE 0%
Monday 71°F Mostly Sunny 2 mph W 1%
Monday Night 50°F Partly Cloudy 2 mph NE 2%
Tuesday 68°F Partly Sunny 2 mph W 2%
Tuesday Night 48°F Partly Cloudy 1 mph ESE 2%
Wednesday 67°F Partly Sunny 2 mph NW 5%
Wednesday Night 50°F Mostly Cloudy 1 mph NE 6%
Thursday 70°F Partly Sunny then Slight Chance Light Rain 2 mph NNE 15%
Thursday Night 50°F Chance Light Rain 2 mph SSE 25%
Friday 66°F Chance Light Rain 3 mph SW 26%

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

Growing snapshot for Covington, WA

Last spring frost
Mar 20
First fall frost
Nov 10
Growing season
233 days
Hardiness zone
8b

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

Climate data from the nearest NOAA station, Kent, Wa (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.