Bainbridge Island, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bainbridge Island, a city in Kitsap County, Washington.
Today
83°F
Sunny then Patchy Smoke
Patchy smoke after 3pm. Sunny, with a high near 83. North northeast wind 7 to 10 mph.
7-day forecast for Bainbridge Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny then Patchy Smoke | 7 to 10 mph NNE | 0% |
| Tonight | 59°F | Patchy Smoke then Clear | 3 to 9 mph NNE | 0% |
| Wednesday | 87°F | Sunny then Patchy Smoke | 3 to 9 mph N | 0% |
| Wednesday Night | 59°F | Clear | 1 to 9 mph N | 0% |
| Thursday | 88°F | Sunny | 1 to 7 mph NNW | 0% |
| Thursday Night | 60°F | Mostly Clear | 2 to 7 mph W | 0% |
| Friday | 85°F | Sunny | 2 to 8 mph S | 0% |
| Friday Night | 58°F | Mostly Clear | 1 to 8 mph NNE | 0% |
| Saturday | 77°F | Sunny | 1 to 12 mph ENE | 0% |
| Saturday Night | 56°F | Mostly Clear | 2 to 12 mph ENE | 1% |
| Sunday | 73°F | Sunny | 2 to 7 mph E | 1% |
| Sunday Night | 55°F | Mostly Clear | 3 to 7 mph N | 1% |
| Monday | 73°F | Mostly Sunny | 3 to 7 mph NW | 1% |
| Monday Night | 55°F | Mostly Clear | 3 to 7 mph N | 0% |
Forecast source: National Weather Service (api.weather.gov) for Bainbridge Island (47.642, -122.508). Updated through the day.
Growing snapshot for Bainbridge Island
Last spring frost
Mar 29
First fall frost
Nov 14
Growing season
227 days
Hardiness zone
9a
More local growing data for Bainbridge Island: nearby ZIP 98110 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Bangor Base
Bethel
Bremerton
Brinnon
Burley
Chico
East Port Orchard
Enetai
Erlands Point
Gorst
Hansville
Indianola
Keyport
Kingston
Kitsap Lake
Lofall
Manchester
Navy Yard City
Parkwood
Port Gamble Tribal Community
Port Orchard
Poulsbo
Rocky Point
Seabeck
Silverdale
Southworth
Suquamish
Tracyton
Climate data from the nearest NOAA station, Bremerton, Wa (8.8 mi from Bainbridge Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.