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Lamar, Washington Weather Forecast
Lamar, Washington Weather
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Weather Forecast for Lamar, Washington : Walla Walla County
Issued: 3:20 pm PST Dec 15, 2025 Latitude: 46.2898591 Longitude: -118.5083145 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
40% chance of rain on This Afternoon 30% chance of rain on Tonight 30% chance of rain on Tuesday 50% chance of rain on Wednesday 100% chance of rain on Thursday 60% chance of rain on Friday 20% chance of rain & snow on Saturday 20% chance of rain & snow on Sunday Rain and Snow on Monday
High: 58°F Low: 44°F High: 58°F High: 51°F High: 50°F High: 47°F High: 44°F High: 44°F High: 45°F
Low: 41°F Low: 36°F Low: 40°F Low: 33°F Low: 31°F Low: 32°F  
Rain Rain Rain Rain Rain Rain Rain & Snow Rain & Snow Rain and Snow
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Current Conditions at
WALLA WALLA - (KALW)
64°
Cloudy
as of 5:07 PM PST
Rel. Humidity: 48%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 31 MPH
220° Southwest
Cloud Level(s): Scattered at 7000ft, Solid Overcast at 8500ft
Current Conditions at
PASCO - (KPSC)
66°
Clear
as of 4:53 PM PST
Rel. Humidity: 59%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 28 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
PENDLETON - (KPDT)
66°
Cloudy
as of 4:53 PM PST
Rel. Humidity: 42%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 29 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 7000ft
40% chance of rain This Afternoon This Afternoon... A 40 percent chance of rain. Mostly cloudy, with a steady temperature around 58. Breezy, with a southwest wind around 23 mph, with gusts as high as 33 mph.
30% chance of rain Tonight Tonight... A 30 percent chance of rain, mainly before 7pm. Mostly cloudy, with a low around 44. Breezy, with a south wind 15 to 23 mph, with gusts as high as 34 mph.
30% chance of rain Tuesday Tuesday... A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 58. Southwest wind 14 to 17 mph, with gusts as high as 25 mph.
100% chance of rain Tuesday Night Tuesday Night... Rain, mainly between 10pm and 4am. Low around 41. Windy, with a south wind 18 to 23 mph increasing to 27 to 32 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
50% chance of rain Wednesday Wednesday... A 50 percent chance of rain before 10am. Sunny, with a high near 51. Windy, with a southwest wind 28 to 32 mph, with gusts as high as 40 mph. New precipitation amounts of less than a tenth of an inch possible.
20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 36.
100% chance of rain Thursday Thursday... Rain. High near 50. Chance of precipitation is 100%.
80% chance of rain Thursday Night Thursday Night... Rain. Low around 40. Chance of precipitation is 80%.
60% chance of rain Friday Friday... Rain likely, mainly before 10am. Partly sunny, with a high near 47. Chance of precipitation is 60%.
20% chance of rain & snow Friday Night Friday Night... A chance of rain before 1am, then a slight chance of rain and snow. Partly cloudy, with a low around 33.
20% chance of rain & snow Saturday Saturday... A chance of rain and snow. Snow level 1900 feet rising to 2400 feet in the afternoon. Mostly sunny, with a high near 44.
20% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow. Partly cloudy, with a low around 31.
20% chance of rain & snow Sunday Sunday... A chance of rain and snow. Partly sunny, with a high near 44.
Rain and Snow on Sunday Night Sunday Night... Rain and snow likely. Mostly cloudy, with a low around 32.
Rain and Snow on Monday Monday... Rain and snow likely. Partly sunny, with a high near 45.
Sun Almanac for Lamar, Washington
Sunrise: 07:31 AM
Sunset: 4:08 PM
Civil Sunrise:06:56 AM
Civil Sunset: 4:43 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:21 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 5:58 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.