South Bellingham, WA Weather Forecast
Local 7-day forecast
Slight Chance Light Rain then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for South Bellingham, WA in one place.
A slight chance of rain before 7am. Mostly sunny. High near 61, with temperatures falling to around 58 in the afternoon. South southwest wind 6 to 9 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for South Bellingham, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 10, 2026 1:51 AM PDT.
The active forecast window currently covers Jun 10 to Jun 16, 2026 for South Bellingham, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 1:51 AM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in South Bellingham
Monday looks like the warmest upcoming period in South Bellingham at 79 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Tuesday at about 6 to 15 mph S.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Jun 10, 2026 1:51 AM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KATX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 51. South southeast wind around 7 mph.
Sunny, with a high near 63. South southwest wind around 7 mph.
Mostly clear, with a low around 52. South wind 2 to 6 mph.
Sunny, with a high near 66.
Clear, with a low around 53.
Sunny, with a high near 73.
Mostly clear, with a low around 57.
Sunny, with a high near 78.
Mostly clear, with a low around 60.
Mostly sunny, with a high near 79.
Partly cloudy, with a low around 61.
Mostly sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 10
|
Slight Chance Light Rain then Mostly Sunny
|
61°F |
6 to 9 mph
SSW
|
|
Wednesday Night
Jun 10
|
Partly Cloudy
|
51°F |
7 mph
SSE
|
|
Thursday
Jun 11
|
Sunny
|
63°F |
7 mph
SSW
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
52°F |
2 to 6 mph
S
|
|
Friday
Jun 12
|
Sunny
|
66°F |
1 to 7 mph
SW
|
|
Friday Night
Jun 12
|
Clear
|
53°F |
0 to 5 mph
SW
|
|
Saturday
Jun 13
|
Sunny
|
73°F |
0 to 10 mph
NNW
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
57°F |
0 to 9 mph
N
|
|
Sunday
Jun 14
|
Sunny
|
78°F |
0 to 7 mph
NNW
|
|
Sunday Night
Jun 14
|
Mostly Clear
|
60°F |
0 to 7 mph
W
|
|
Monday
Jun 15
|
Mostly Sunny
|
79°F |
0 to 5 mph
W
|
|
Monday Night
Jun 15
|
Partly Cloudy
|
61°F |
6 mph
S
|
|
Tuesday
Jun 16
|
Mostly Sunny
|
73°F |
6 to 15 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around South Bellingham.