Keyport, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Keyport, a community in Kitsap County, Washington.
Today
84°F
Sunny then Patchy Smoke
Patchy smoke after 3pm. Sunny, with a high near 84. North northeast wind 7 to 10 mph.
7-day forecast for Keyport
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny then Patchy Smoke | 7 to 10 mph NNE | 0% |
| Tonight | 59°F | Areas Of Smoke | 2 to 9 mph NNE | 0% |
| Wednesday | 89°F | Sunny then Patchy Smoke | 5 to 8 mph NNE | 0% |
| Wednesday Night | 59°F | Clear | 0 to 8 mph N | 0% |
| Thursday | 89°F | Sunny | 0 to 7 mph N | 0% |
| Thursday Night | 59°F | Mostly Clear | 1 to 7 mph NNW | 0% |
| Friday | 86°F | Sunny | 1 to 7 mph SSE | 0% |
| Friday Night | 59°F | Mostly Clear | 0 to 7 mph NNE | 0% |
| Saturday | 82°F | Sunny | 0 to 9 mph ENE | 0% |
| Saturday Night | 57°F | Mostly Clear | 1 to 9 mph ESE | 1% |
| Sunday | 77°F | Sunny | 1 to 6 mph ESE | 1% |
| Sunday Night | 56°F | Mostly Clear | 1 to 6 mph NNE | 1% |
| Monday | 77°F | Sunny | 1 to 6 mph E | 1% |
| Monday Night | 56°F | Mostly Clear | 1 to 6 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Keyport (47.700, -122.624). Updated through the day.
Growing snapshot for Keyport
Last spring frost
Mar 29
First fall frost
Nov 14
Growing season
227 days
Hardiness zone
9a
More local growing data for Keyport: nearby ZIP 98345 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Bainbridge Island
Bangor Base
Bethel
Bremerton
Brinnon
Burley
Chico
East Port Orchard
Enetai
Erlands Point
Gorst
Hansville
Indianola
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 (9.5 mi from Keyport). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.