Bothell, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bothell, a city in King County, Washington.
Overnight
54°F
Clear
Clear, with a low around 54. North northeast wind around 2 mph.
7-day forecast for Bothell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Clear | 2 mph NNE | 0% |
| Tuesday | 85°F | Sunny then Areas Of Smoke | 2 to 8 mph N | 0% |
| Tuesday Night | 57°F | Patchy Smoke then Clear | 1 to 6 mph N | 0% |
| Wednesday | 90°F | Patchy Smoke | 1 to 6 mph N | 0% |
| Wednesday Night | 59°F | Clear | 0 to 6 mph N | 0% |
| Thursday | 91°F | Sunny | 0 to 5 mph NW | 0% |
| Thursday Night | 61°F | Mostly Clear | 1 to 5 mph N | 0% |
| Friday | 88°F | Sunny | 1 to 5 mph SW | 0% |
| Friday Night | 59°F | Mostly Clear | 1 to 6 mph N | 0% |
| Saturday | 82°F | Sunny | 1 to 7 mph NNW | 0% |
| Saturday Night | 57°F | Mostly Clear | 1 to 8 mph NNE | 1% |
| Sunday | 79°F | Mostly Sunny | 3 mph WNW | 0% |
| Sunday Night | 56°F | Mostly Clear | 3 mph N | 1% |
| Monday | 79°F | Mostly Sunny | 1 to 5 mph NW | 1% |
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
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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 Aug 4, 2026.