Covington, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Covington, a city in King County, Washington.
Tonight
50°F
Partly Cloudy
Partly cloudy, with a low around 50. South wind around 2 mph.
7-day forecast for Covington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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) for Covington (47.365, -122.105). Updated through the day.
Growing snapshot for Covington
Last spring frost
Mar 20
First fall frost
Nov 10
Growing season
233 days
Hardiness zone
8b
More local growing data for Covington: nearby ZIP 98042 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Algona
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Baring
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Black Diamond
Bothell
Boulevard Park
Bryn Mawr-Skyway
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Carnation
Clyde Hill
Cottage Lake
Des Moines
Duvall
East Renton Highlands
Fairwood
Fall City
Federal Way
Greenwater
High Bridge
Hobart
Hunts Point
Index
Issaquah
Kenmore
Kent
Kirkland
Lake Forest Park
Climate data from the nearest NOAA station, Kent, Wa (7 mi from Covington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.