Bellingham, Washington Weather
Last leaves cling in quiet rain. Day 50 of autumn. Read this microseason across nine climate regions →
Bellingham weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 1:28 PM PST · Open-Meteo
- TodayNov 10Light Rain later98%0.42″59°49°—
- WednesdayNov 11Overcast28%—62°58°+3°
- ThursdayNov 12Rain23%0.30″59°50°-3°
- FridayNov 13Overcast45%—64°52°+5°
- SaturdayNov 14Drizzle58%0.05″56°48°-8°
- SundayNov 15Drizzle60%0.19″51°48°-5°
- MondayNov 16Drizzle44%0.18″55°47°+4°
Air quality now AQI 30 · Good
AQI 30 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
When the wind is in the west, the weather is at its best.
- Moonrise
- 9:15 AM
- Moonset
- 4:24 PM
- In sign
- ♐︎ Sagittarius
Last leaves cling in quiet rain
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Bellingham at a glance
- Today vs. normal: Today averages 54°F (high 59°F, low 49°F), 7°F above the 47°F normal for Nov 10
- Last frost: April 1 (1991–2020 median, NOAA station 5 km away)
- Microseason: Nov 6–10
- Planting calendar: November — harvest fall brassicas, carrots
16-Day Forecast — Bellingham
- Tue59°51°98%
- Wed62°58°28%
- Thu59°50°23%
- Fri64°52°45%
- Sat56°48°58%
- Sun51°48°60%
- Mon55°47°44%
- Tue51°47°25%
- Wed47°43°21%
- Thu47°41°10%
- Fri49°38°13%
- Sat48°38°22%
- Sun51°43°19%
- Mon53°46°23%
- Tue50°48°42%
- Wed56°49°32%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Bellingham
Interactive wind and temperature map centered on Bellingham — it loads in your browser. Open the full weather map.
Right now in the garden
Post-frost dormancy
As of November 10, the season's first frost (typically November 2) is due or past. Bring frost-tender plants indoors, mulch overwintering beds, and turn spent plantings under. This city's planting calendar for November: harvest fall brassicas and carrots.
Sun & seasons in Bellingham
Bellingham sits in Whatcom County, where the year’s longest day runs 16h 10m of daylight and its shortest just 8h 16m — a swing of +7h 54m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Seattle, the state’s largest city, lies about 79 miles to the S. The nearest town Bellingham tracks is Marysville, roughly 49 miles to the SSE.
Air quality in Bellingham
Air quality in Bellingham’s county has trended dirtier since 2020; its cleanest year on record was 2020 (median AQI 24). See the full air-quality history for Bellingham.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes | lettuce, spinach, radishes |
| May | — | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, garlic |
| July | tomatoes, peppers, beans, squash | garlic |
| August | beans, squash, fall brassicas, carrots | beans, summer squash |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
In Bellingham, August runs warmest near 64°F and December coldest around 41°F, while November is the wettest month (5.7 inches) and July the driest (1.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 41° | 4.6″ | 20 |
| February | 42° | 3.1″ | 16 |
| March | 46° | 3.4″ | 18 |
| April | 51° | 2.8″ | 15 |
| May | 56° | 2.3″ | 11 |
| June | 60° | 1.6″ | 10 |
| July | 64° | 1.0″ | 6 |
| August | 64° | 1.1″ | 6 |
| September | 59° | 2.0″ | 9 |
| October | 52° | 3.9″ | 16 |
| November | 46° | 5.7″ | 20 |
| December | 41° | 4.5″ | 20 |
Regional context
Similar climates Geneva, WA, Marietta-Alderwood, WA, Sudden Valley, WA
By the nearest station's NOAA NCEI 1991-2020 normals, Bellingham sees 41°F Januarys and 64°F Julys, a 23°F range, plus around 35.9 inches of precipitation across 166 days.
Precipitation in Bellingham peaks in the cool season: November averages 5.7 inches across 19.9 storm-fed days, while July bottoms out at 1.0 inches over just 5.7 rainy days. That cool-season-wet pattern aligns Bellingham with places like Geneva, WA, Marietta-Alderwood, WA and Sudden Valley, WA.
By April 1 the frosts ease in Bellingham, opening the season for peas, lettuce, spinach, and radishes. In Bellingham, warm-season transplants — tomatoes, peppers, basil — wait two weeks past Bellingham's frost date. It shuts near November 2, when freezes return to Bellingham and tender plants need cover. Sheltered Bellingham yards can escape a light frost.
Similar climates: Geneva, WA, Marietta-Alderwood, WA, Sudden Valley, WA, Ferndale, WA, Alger, WA.
Frequently asked
- When does it freeze in Bellingham?
- Bellingham's last spring frost lands near April 1, and in Bellingham the first fall frost follows around November 2.
- What is the rainy season in Bellingham?
- November is the wettest month in Bellingham, about 5.7 inches on average; the year totals roughly 36 inches.
- What is the warmest month in Bellingham?
- Bellingham peaks in August, when the mean runs near 64°F.
- What is the coldest month in Bellingham?
- December is Bellingham's coldest month, averaging about 41°F.
- When can I start a vegetable garden in Bellingham?
- Around April 1, start frost-hardy crops in Bellingham; tomatoes and basil belong a fortnight later.
- How many rainy days does Bellingham get?
- Bellingham records around 166 days of measurable precipitation annually.
- What hardiness zone is Bellingham?
- Since December in Bellingham averages 41°F, Bellingham's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Bellingham?
- Bellingham's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Bellingham?
- See this week's day-by-day rain chances for Bellingham in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Bellingham?
- Current conditions for Bellingham and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Bellingham forecast updated?
- The Bellingham forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Bellingham?
- Today's sunrise and sunset times for Bellingham are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Bellingham?
- The next few days in Bellingham's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Bellingham sits at 48.8°N; its climate zone is warm-summer Mediterranean (Köppen approximation).
ZIP codes in Bellingham
- 98225
- 98226
- 98228
- 98229