Sunnyside, Oregon Weather
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Weather Forecast for Sunnyside, Oregon : Umatilla County
Issued: 12:21 pm PDT Jun 4, 2025 Latitude: 45.9623571 Longitude: -118.4021893 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Increasing Clouds on This Afternoon Mostly Clear on Tonight Sunny on Thursday Mostly Sunny on Friday Sunny on Saturday Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday
High: 77°F Low: 53°F High: 87°F High: 91°F High: 95°F High: 99°F High: 100°F High: 96°F
Low: 57°F Low: 61°F Low: 63°F Low: 66°F Low: 66°F  
Increasing Clouds Mostly Clear Sunny Mostly Sunny Sunny Sunny Sunny Mostly Sunny
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Current Conditions at
WALLA WALLA - (KALW)
73°
Clear
as of 12:53 PM PDST
Rel. Humidity: 33%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
6 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
PENDLETON - (KPDT)
75°
Clear
as of 12:53 PM PDST
Rel. Humidity: 33%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
8 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
MEACHAM - (KMEH)
70°
Mostly Clear
as of 12:56 PM PDST
Rel. Humidity: 32%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
6 MPH
040° Northeast
Cloud Level(s): Few at 2600ft
Current Conditions at
LEWISTON - (KLWS)
75°
Clear
as of 12:56 PM PDST
Rel. Humidity: 27%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Increasing Clouds on This Afternoon This Afternoon... Increasing clouds, with a high near 77. Northwest wind around 7 mph.
Mostly Clear on Tonight Tonight... Mostly cloudy during the early evening, then becoming mostly clear, with a low around 53. Northwest wind around 5 mph becoming south in the evening.
Sunny on Thursday Thursday... Sunny, with a high near 87. South wind 5 to 8 mph becoming north in the afternoon.
Increasing Clouds on Thursday Night Thursday Night... Increasing clouds, with a low around 57. North wind around 7 mph becoming southeast in the evening.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 91. Southeast wind 6 to 8 mph becoming west in the morning.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 61.
Sunny on Saturday Saturday... Sunny, with a high near 95.
Clear on Saturday Night Saturday Night... Clear, with a low around 63.
Sunny on Sunday Sunday... Sunny and hot, with a high near 99.
Clear on Sunday Night Sunday Night... Clear, with a low around 66.
Sunny on Monday Monday... Sunny and hot, with a high near 100.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 66.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 96.
Current Radar Image


Sun Almanac for Sunnyside, Oregon
Sunrise: 05:05 AM
Sunset: 8:39 PM
Civil Sunrise:04:27 AM
Civil Sunset: 9:17 PM
Nautical Sunrise: 03:37 AM
Nautical Sunset: 10:07 PM
Astro Sunrise: 02:30 AM
Astro Sunset: 11:14 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.