National Weather Service Forecast for: Marysville WA
Issued by: National Weather Service Seattle, WA
Updated: 11:26 am PDT Jun 18, 2026
 
Tonight

Tonight: Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm  in the evening.
Mostly Clear
Juneteenth

Juneteenth: Mostly sunny, with a high near 85. Calm wind becoming west northwest around 6 mph in the afternoon.
Mostly Sunny
Friday
Night
Friday Night: Partly cloudy, with a low around 55. West northwest wind around 5 mph becoming calm  in the evening.
Partly Cloudy
Saturday

Saturday: Partly sunny, then gradually becoming sunny, with a high near 79. South wind 5 to 8 mph.
Becoming
Sunny
Saturday
Night
Saturday Night: Clear, with a low around 54. Light and variable wind.
Clear
Sunday

Sunday: Sunny, with a high near 82.
Sunny
Sunday
Night
Sunday Night: Clear, with a low around 55.
Clear
Monday

Monday: Sunny, with a high near 90.
Sunny
Monday
Night
Monday Night: Mostly clear, with a low around 60.
Mostly Clear
Lo 54 °F Hi 85 °F Lo 55 °F Hi 79 °F Lo 54 °F Hi 82 °F Lo 55 °F Hi 90 °F Lo 60 °F

 

Tonight
 
Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
 
Mostly sunny, with a high near 85. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
 
Partly cloudy, with a low around 55. West northwest wind around 5 mph becoming calm in the evening.
Saturday
 
Partly sunny, then gradually becoming sunny, with a high near 79. South wind 5 to 8 mph.
Saturday Night
 
Clear, with a low around 54. Light and variable wind.
Sunday
 
Sunny, with a high near 82.
Sunday Night
 
Clear, with a low around 55.
Monday
 
Sunny, with a high near 90.
Monday Night
 
Mostly clear, with a low around 60.
Tuesday
 
Mostly sunny, with a high near 93.
Tuesday Night
 
Mostly clear, with a low around 60.
Wednesday
 
Sunny, with a high near 87.
Wednesday Night
 
Partly cloudy, with a low around 57.
Thursday
 
Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Marysville WA.