Belfair, WA Weather & Growing Conditions
Today
86°F
Sunny then Areas Of Smoke
Areas of smoke after 1pm. Sunny, with a high near 86. North northeast wind 2 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny then Areas Of Smoke | 2 to 8 mph NNE | 0% |
| Tonight | 57°F | Smoke | 2 to 8 mph N | 0% |
| Wednesday | 91°F | Areas Of Smoke | 2 to 6 mph NNE | 0% |
| Wednesday Night | 58°F | Clear | 1 to 6 mph N | 0% |
| Thursday | 90°F | Sunny | 1 to 6 mph SW | 0% |
| Thursday Night | 58°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Friday | 85°F | Sunny | 2 to 6 mph SSW | 0% |
| Friday Night | 57°F | Mostly Clear | 0 to 6 mph SW | 0% |
| Saturday | 82°F | Sunny | 0 to 7 mph S | 1% |
| Saturday Night | 54°F | Mostly Clear | 0 to 7 mph SSW | 1% |
| Sunday | 77°F | Sunny | 0 to 7 mph S | 1% |
| Sunday Night | 53°F | Mostly Clear | 0 to 7 mph SSW | 0% |
| Monday | 76°F | Mostly Sunny | 0 to 6 mph S | 1% |
| Monday Night | 53°F | Partly Cloudy | 0 to 6 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Belfair, WA
Last spring frost
Mar 29
First fall frost
Nov 14
Growing season
227 days
Hardiness zone
8b
Explore more for Belfair, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Bremerton, Wa (13 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.