National Weather Service Forecast for: Maple Valley, WA
Issued by: National Weather Service Seattle/Tacoma, WA
Updated: Tue, 13-Jan-2026 7:01am PST

Maple Valley
 
Today

Today: Partly Sunny
Partly Sunny
Wednesday

Wednesday: Widespread Fog then Mostly Sunny
Widespread Fog then Mostly Sunny
Thursday

Thursday: Areas Of Fog then Mostly Sunny
Areas Of Fog then Mostly Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
M.L. King Jr.
Day
M.L. King Jr. Day: Mostly Sunny
Mostly Sunny
 
Hi 58 °F Hi 52 °F Hi 52 °F Hi 55 °F Hi 55 °F Hi 53 °F Hi 51 °F  
 
Tonight

Tonight: Widespread Fog
Widespread Fog
Wednesday
Night
Wednesday Night: Patchy Fog
Patchy Fog
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy
 
Lo 41 °F Lo 39 °F Lo 37 °F Lo 37 °F Lo 37 °F Lo 37 °F Lo 36 °F  

 

Today
 
Partly sunny. High near 58, with temperatures falling to around 54 in the afternoon. North northwest wind around 2 mph.
Tonight
 
Widespread fog after 11pm. Partly cloudy, with a low around 41. South southeast wind around 2 mph.
Wednesday
 
Widespread fog before noon. Mostly sunny. High near 52, with temperatures falling to around 49 in the afternoon. South wind around 2 mph.
Wednesday Night
 
Patchy fog after 11pm. Partly cloudy, with a low around 39. North northeast wind around 2 mph.
Thursday
 
Areas of fog before 11am. Mostly sunny, with a high near 52. Northeast wind around 3 mph.
Thursday Night
 
Mostly clear, with a low around 37.
Friday
 
Sunny, with a high near 55.
Friday Night
 
Mostly clear, with a low around 37.
Saturday
 
Sunny, with a high near 55.
Saturday Night
 
Mostly clear, with a low around 37.
Sunday
 
Sunny, with a high near 53.
Sunday Night
 
Mostly clear, with a low around 37.
M.L. King Jr. Day
 
Mostly sunny, with a high near 51.
Monday Night
 
Mostly cloudy, with a low around 36.

 

Forecast from NOAA-NWS for Maple Valley, WA.