Bainbridge Island, WA Weather & Growing Conditions
This Afternoon
72°F
Mostly Sunny
Mostly sunny, with a high near 72. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Sunny | 5 mph NE | 0% |
| Tonight | 51°F | Mostly Clear | 3 mph N | 0% |
| Sunday | 72°F | Mostly Sunny | 1 to 7 mph NNE | 0% |
| Sunday Night | 51°F | Partly Cloudy | 0 to 6 mph N | 0% |
| Monday | 71°F | Partly Sunny | 0 to 5 mph NNE | 0% |
| Monday Night | 53°F | Partly Cloudy | 0 to 5 mph NNE | 1% |
| Tuesday | 69°F | Mostly Cloudy | 0 to 5 mph ENE | 1% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 mph ESE | 9% |
| Wednesday | 65°F | Partly Sunny | 3 to 7 mph SSW | 12% |
| Wednesday Night | 51°F | Mostly Cloudy | 2 to 6 mph N | 12% |
| Thursday | 61°F | Mostly Cloudy then Slight Chance Light Rain | 2 to 10 mph N | 17% |
| Thursday Night | 51°F | Slight Chance Light Rain | 3 to 10 mph N | 17% |
| Friday | 61°F | Slight Chance Light Rain | 3 to 12 mph NNW | 18% |
| Friday Night | 50°F | Mostly Cloudy | 7 to 12 mph N | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bainbridge Island, WA
Last spring frost
Mar 29
First fall frost
Nov 14
Growing season
227 days
Hardiness zone
9a
Explore more for Bainbridge Island, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Bremerton, Wa (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.