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South Bellingham, Washington Weather Forecast
South Bellingham, Washington Weather
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Weather Forecast for South Bellingham, Washington : Whatcom County
Issued: 7:01 pm PST Dec 15, 2025 Latitude: 48.7189968 Longitude: -122.4898915 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
80% chance of rain on Overnight 100% chance of rain on Tuesday 80% chance of rain on Wednesday 100% chance of rain on Thursday Rain on Friday Rain on Saturday 70% chance of rain & snow on Sunday 70% chance of rain & snow on Monday
Low: 44°F High: 54°F High: 49°F High: 50°F High: 46°F High: 45°F High: 45°F High: 46°F
Low: 43°F Low: 41°F Low: 37°F Low: 38°F Low: 36°F Low: 36°F  
Rain Rain Rain Rain Rain Rain Rain & Snow Rain & Snow
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Current Conditions at
BELLINGHAM - (KBLI)
46°
Cloudy
as of 11:53 PM PST
Rel. Humidity: 75%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Solid Overcast at 8500ft
Current Conditions at
SKAGIT RGNL ARPT - (KBVS)
45°
Cloudy
as of 12:35 AM PST
Rel. Humidity: 100%
Dew Point: 45°F
Visibility: 8 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
8 MPH
090° East
Cloud Level(s): Few at 500ft, Broken at 2700ft, Solid Overcast at 3700ft
Current Conditions at
ORCAS ISLAND ARPT - (KORS)
48°
Cloudy
as of 12:35 AM PST
Rel. Humidity: 81%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
5 MPH
190° South
Cloud Level(s): Broken at 5500ft, Solid Overcast at 7000ft
Current Conditions at
FRIDAY HARBOR - (KFHR)
46°
Cloudy
as of 11:53 PM PST
Rel. Humidity: 75%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
3 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 8000ft
80% chance of rain Overnight Overnight... Rain. Low around 44. South southeast wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of rain Tuesday Tuesday... Rain. High near 54. South southeast wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
100% chance of rain Tuesday Night Tuesday Night... Rain. Low around 43. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
80% chance of rain Wednesday Wednesday... Rain. High near 49. West southwest wind 14 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Wednesday Night Wednesday Night... Rain. Low around 41. South southeast wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of rain Thursday Thursday... Rain. High near 50. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
90% chance of rain Thursday Night Thursday Night... Rain. Low around 37. Chance of precipitation is 90%.
Rain on Friday Friday... Rain. Mostly cloudy, with a high near 46.
Rain on Friday Night Friday Night... Rain. Cloudy, with a low around 38.
Rain on Saturday Saturday... Rain. Cloudy, with a high near 45.
70% chance of rain & snow Saturday Night Saturday Night... Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 36.
70% chance of rain & snow Sunday Sunday... Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 45.
70% chance of rain & snow Sunday Night Sunday Night... Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 36.
70% chance of rain & snow Monday Monday... Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 46.
Current Radar Image


Sun Almanac for South Bellingham, Washington
Sunrise: 07:57 AM
Sunset: 4:14 PM
Civil Sunrise:07:20 AM
Civil Sunset: 4:51 PM
Nautical Sunrise: 06:40 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 06:02 AM
Astro Sunset: 6:10 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.