Bellingham, WA Weather & Growing Conditions
This Afternoon
51°F
Mostly Cloudy
Mostly cloudy. High near 51, with temperatures falling to around 47 in the afternoon. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 51°F | Mostly Cloudy | 0 mph | 5% |
| Tonight | 40°F | Partly Cloudy | 2 mph E | 5% |
| Wednesday | 54°F | Mostly Sunny then Slight Chance Light Rain | 3 mph SSE | 17% |
| Wednesday Night | 46°F | Light Rain | 3 to 9 mph SSE | 98% |
| Thursday | 52°F | Chance Light Rain then Partly Sunny | 2 to 7 mph SSE | 43% |
| Thursday Night | 46°F | Light Rain | 2 to 15 mph SE | 87% |
| Friday | 50°F | Light Rain | 5 to 15 mph SE | 87% |
| Friday Night | 45°F | Chance Light Rain | 3 to 7 mph ESE | 44% |
| Saturday | 57°F | Chance Light Rain | 5 mph ESE | 37% |
| Saturday Night | 48°F | Light Rain | 5 to 16 mph SSE | 77% |
| Sunday | 52°F | Light Rain | 2 to 14 mph S | 77% |
| Sunday Night | 42°F | Chance Light Rain | 5 mph SE | 30% |
| Monday | 51°F | Chance Light Rain | 5 mph ESE | 54% |
| Monday Night | 46°F | Light Rain Likely | 3 to 14 mph SE | 74% |
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
8a
Explore more for Bellingham, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Bellingham 3 Ssw, Wa (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.