Bothell, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bothell, a city in King County, Washington.
Today
73°F
Partly Sunny
Partly sunny. High near 73, with temperatures falling to around 71 in the afternoon. Northwest wind around 2 mph.
7-day forecast for Bothell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Partly Sunny | 2 mph NW | 0% |
| Tonight | 50°F | Mostly Clear | 2 mph N | 0% |
| Sunday | 72°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Sunday Night | 51°F | Partly Cloudy | 0 to 3 mph N | 0% |
| Monday | 71°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Monday Night | 51°F | Partly Cloudy | 0 to 3 mph N | 1% |
| Tuesday | 69°F | Partly Sunny | 2 mph NNW | 1% |
| Tuesday Night | 50°F | Mostly Cloudy | 2 mph NE | 10% |
| Wednesday | 68°F | Partly Sunny then Slight Chance Light Rain | 2 mph SSW | 16% |
| Wednesday Night | 50°F | Slight Chance Light Rain then Mostly Cloudy | 2 mph N | 16% |
| Thursday | 65°F | Mostly Cloudy then Slight Chance Light Rain | 1 to 5 mph N | 19% |
| Thursday Night | 50°F | Slight Chance Light Rain | 1 to 5 mph N | 20% |
| Friday | 64°F | Slight Chance Light Rain | 3 mph N | 16% |
| Friday Night | 48°F | Slight Chance Light Rain then Partly Cloudy | 3 mph NNE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Bothell (47.774, -122.204). Updated through the day.
Growing snapshot for Bothell
Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
8b
More local growing data for Bothell: nearby ZIP 98011 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
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Auburn
Baring
Beaux Arts Village
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Black Diamond
Boulevard Park
Bryn Mawr-Skyway
Burien
Carnation
Clyde Hill
Cottage Lake
Covington
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, Seattle Sand Pt Wsfo, Wa (5.5 mi from Bothell). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.