Northport, WA Weather & Growing Conditions
Tonight
49°F
Mostly Clear
Mostly clear, with a low around 49. North wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Mostly Clear | 1 mph N | 0% |
| Saturday | 80°F | Mostly Sunny | 2 mph NE | 0% |
| Saturday Night | 50°F | Partly Cloudy | 1 mph NW | 0% |
| Sunday | 80°F | Sunny | 2 mph SW | 0% |
| Sunday Night | 50°F | Mostly Clear | 1 mph NE | 0% |
| Monday | 82°F | Sunny | 0 to 3 mph SE | 0% |
| Monday Night | 51°F | Partly Cloudy | 2 mph SE | 0% |
| Tuesday | 79°F | Mostly Sunny | 0 to 3 mph SW | 1% |
| Tuesday Night | 50°F | Mostly Cloudy | 0 to 3 mph S | 1% |
| Wednesday | 75°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Wednesday Night | 49°F | Mostly Cloudy | 0 to 5 mph SE | 2% |
| Thursday | 73°F | Partly Sunny | 2 mph SW | 4% |
| Thursday Night | 49°F | Slight Chance Rain Showers | 2 mph S | 19% |
| Friday | 69°F | Chance Rain Showers | 2 mph NW | 25% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Northport, WA
Last spring frost
May 8
First fall frost
Oct 1
Growing season
143 days
Hardiness zone
6b
Explore more for Northport, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Northport, Wa (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.