Bellingham, WA Weather & Growing Conditions
Today
65°F
Partly Sunny
Partly sunny. High near 65, with temperatures falling to around 63 in the afternoon. South southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Partly Sunny | 3 mph SSW | 0% |
| Tonight | 52°F | Partly Cloudy | 1 mph SSE | 0% |
| Sunday | 66°F | Partly Sunny | 0 to 3 mph SSW | 0% |
| Sunday Night | 53°F | Partly Cloudy | 2 mph SSW | 0% |
| Monday | 66°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Monday Night | 53°F | Partly Cloudy | 0 to 3 mph S | 0% |
| Tuesday | 65°F | Partly Sunny | 0 to 5 mph SSW | 0% |
| Tuesday Night | 52°F | Mostly Cloudy | 5 mph S | 10% |
| Wednesday | 67°F | Partly Sunny | 5 mph SSW | 12% |
| Wednesday Night | 52°F | Mostly Cloudy | 2 mph S | 12% |
| Thursday | 66°F | Partly Sunny | 0 to 5 mph S | 13% |
| Thursday Night | 51°F | Slight Chance Light Rain | 0 to 3 mph WNW | 21% |
| Friday | 66°F | Slight Chance Light Rain then Mostly Sunny | 0 to 5 mph NW | 21% |
| Friday Night | 50°F | Partly Cloudy | 3 mph NE | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bellingham, WA
Last spring frost
Apr 1
First fall frost
Nov 2
Growing season
216 days
Hardiness zone
8b
Explore more for Bellingham, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Bellingham 3 Ssw, Wa (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.