Southworth, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Southworth, a community in Kitsap County, Washington.
Today
70°F
Partly Sunny
Partly sunny. High near 70, with temperatures falling to around 68 in the afternoon. East northeast wind around 3 mph.
7-day forecast for Southworth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Partly Sunny | 3 mph ENE | 0% |
| Tonight | 51°F | Mostly Clear | 5 mph N | 0% |
| Sunday | 70°F | Mostly Sunny | 2 to 7 mph N | 0% |
| Sunday Night | 50°F | Mostly Clear | 1 to 7 mph N | 0% |
| Monday | 69°F | Mostly Sunny | 1 to 5 mph NW | 0% |
| Monday Night | 52°F | Partly Cloudy | 1 to 5 mph NNE | 1% |
| Tuesday | 67°F | Partly Sunny | 1 to 5 mph NE | 1% |
| Tuesday Night | 50°F | Mostly Cloudy | 1 to 5 mph N | 6% |
| Wednesday | 65°F | Partly Sunny | 1 to 7 mph SSW | 12% |
| Wednesday Night | 51°F | Mostly Cloudy | 2 to 7 mph N | 12% |
| Thursday | 62°F | Mostly Cloudy then Slight Chance Light Rain | 2 to 10 mph NNE | 19% |
| Thursday Night | 50°F | Slight Chance Light Rain | 2 to 10 mph NNE | 24% |
| Friday | 61°F | Partly Sunny | 2 to 9 mph N | 14% |
| Friday Night | 48°F | Partly Cloudy | 3 to 9 mph NNE | 12% |
Forecast source: National Weather Service (api.weather.gov) for Southworth (47.514, -122.532). Updated through the day.
Growing snapshot for Southworth
Last spring frost
Mar 13
First fall frost
Nov 17
Growing season
247 days
Hardiness zone
9a
More local growing data for Southworth: nearby ZIP 98353 weather · frost dates · planting calendar · Washington frost dates
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Kitsap Lake
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Port Gamble Tribal Community
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Climate data from the nearest NOAA station, Seattle Boeing Fld, Wa (9 mi from Southworth). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.