Bellingham, WA Weather & Growing Conditions
Tonight
51°F
Partly Cloudy
Partly cloudy, with a low around 51. South wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Partly Cloudy | 2 mph S | 0% |
| Saturday | 72°F | Partly Sunny | 3 mph SSW | 1% |
| Saturday Night | 50°F | Partly Cloudy | 1 mph SSE | 0% |
| Sunday | 73°F | Mostly Sunny | 0 to 3 mph W | 0% |
| Sunday Night | 51°F | Partly Cloudy | 0 to 3 mph S | 0% |
| Monday | 71°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Monday Night | 51°F | Partly Cloudy | 0 to 3 mph S | 1% |
| Tuesday | 69°F | Mostly Sunny | 0 to 5 mph SSW | 1% |
| Tuesday Night | 50°F | Partly Cloudy | 5 mph S | 7% |
| Wednesday | 68°F | Partly Sunny | 3 mph SW | 7% |
| Wednesday Night | 51°F | Mostly Cloudy | 2 mph NW | 13% |
| Thursday | 70°F | Partly Sunny then Slight Chance Light Rain | 0 to 3 mph NNW | 16% |
| Thursday Night | 52°F | Chance Light Rain | 3 mph SSW | 35% |
| Friday | 68°F | Chance Light Rain | 1 to 5 mph S | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bellingham, WA
Last spring frost
Mar 31
First fall frost
Oct 30
Growing season
211 days
Hardiness zone
8a
Explore more for Bellingham, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Bellingham Intl Ap, Wa (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.