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Sunnyside, Washington Weather Forecast
Sunnyside, Washington Weather
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Weather Forecast for Sunnyside, Washington : Whatcom County
Issued: 1:25 pm PST Dec 15, 2025 Latitude: 48.7312225 Longitude: -122.3154404 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
60% chance of rain on This Afternoon 80% chance of rain on Tonight 100% chance of rain on Tuesday 90% chance of rain on Wednesday 100% chance of rain on Thursday Rain on Friday Rain and Snow on Saturday Rain and Snow on Sunday Rain and Snow on Monday
High: 50°F Low: 42°F High: 51°F High: 45°F High: 46°F High: 43°F High: 42°F High: 42°F High: 42°F
Low: 40°F Low: 39°F Low: 35°F Low: 35°F Low: 34°F Low: 33°F  
Rain Rain Rain Rain Rain Rain Rain and Snow Rain and Snow Rain and Snow
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Current Conditions at
BELLINGHAM - (KBLI)
52°
Clear
as of 4:53 PM PST
Rel. Humidity: 71%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 23 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
SKAGIT RGNL ARPT - (KBVS)
50°
Feels like 44°F
Partly Cloudy
as of 5:35 PM PST
Rel. Humidity: 100%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 28 MPH
260° West
Cloud Level(s): Scattered at 8000ft
Current Conditions at
ORCAS ISLAND ARPT - (KORS)
52°
Clear
as of 5:35 PM PST
Rel. Humidity: 76%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 22 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
FRIDAY HARBOR - (KFHR)
48°
Feels like 43°F
Clear
as of 4:53 PM PST
Rel. Humidity: 81%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 32 MPH
240° Southwest
Cloud Level(s): Clear
60% chance of rain This Afternoon This Afternoon... Rain likely. Mostly cloudy, with a steady temperature around 50. West southwest wind around 20 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
80% chance of rain Tonight Tonight... Rain. Low around 42. South southeast wind 5 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
100% chance of rain Tuesday Tuesday... Rain. High near 51. South wind 8 to 10 mph, with gusts as high as 24 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 40. Southwest wind around 16 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
90% chance of rain Wednesday Wednesday... Rain. High near 45. Southwest wind 10 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain Wednesday Night Wednesday Night... Rain. Low around 39. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
100% chance of rain Thursday Thursday... Rain. High near 46. Chance of precipitation is 100%.
Rain on Thursday Night Thursday Night... Rain. Cloudy, with a low around 35.
Rain on Friday Friday... Rain. Cloudy, with a high near 43.
Rain and Snow on Friday Night Friday Night... Rain before 10pm, then rain, possibly mixed with snow. Cloudy, with a low around 35.
Rain and Snow on Saturday Saturday... Rain, possibly mixed with snow. Cloudy, with a high near 42.
Rain and Snow on Saturday Night Saturday Night... Rain and snow likely. Mostly cloudy, with a low around 34.
Rain and Snow on Sunday Sunday... Rain and snow likely. Mostly cloudy, with a high near 42.
Rain and Snow on Sunday Night Sunday Night... Rain and snow likely. Mostly cloudy, with a low around 33.
Rain and Snow on Monday Monday... Rain and snow likely. Mostly cloudy, with a high near 42.
Current Radar Image


Sun Almanac for Sunnyside, Washington
Sunrise: 07:56 AM
Sunset: 4:13 PM
Civil Sunrise:07:19 AM
Civil Sunset: 4:50 PM
Nautical Sunrise: 06:39 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 06:00 AM
Astro Sunset: 6:09 PM
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