National Weather Service Forecast for: Maple Valley, WA
Issued by: National Weather Service Seattle/Tacoma, WA
Updated: Sat, 08-Aug-2026 11:27am PDT

Maple Valley
 
  Sunday

Sunday: Mostly Sunny
Mostly Sunny
Monday

Monday: Patchy Fog then Mostly Sunny
Patchy Fog then Mostly Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Thursday

Thursday: Sunny
Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Partly Sunny
Partly Sunny
  Hi 79 °F Hi 78 °F Hi 79 °F Hi 77 °F Hi 81 °F Hi 86 °F Hi 83 °F
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Partly Cloudy then Patchy Fog
Partly Cloudy then Patchy Fog
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
 
Lo 54 °F Lo 52 °F Lo 53 °F Lo 54 °F Lo 54 °F Lo 57 °F Lo 59 °F  

 

Tonight
 
Mostly clear, with a low around 54. East wind 0 to 3 mph.
Sunday
 
Mostly sunny, with a high near 79. West northwest wind around 2 mph.
Sunday Night
 
Patchy fog after 4am. Partly cloudy, with a low around 52. West southwest wind around 2 mph.
Monday
 
Patchy fog before 7am. Mostly sunny, with a high near 78. West wind around 2 mph.
Monday Night
 
Mostly clear, with a low around 53. East northeast wind around 2 mph.
Tuesday
 
Mostly sunny, with a high near 79.
Tuesday Night
 
Partly cloudy, with a low around 54.
Wednesday
 
Mostly sunny, with a high near 77.
Wednesday Night
 
Partly cloudy, with a low around 54.
Thursday
 
Sunny, with a high near 81.
Thursday Night
 
Mostly clear, with a low around 57.
Friday
 
Sunny, with a high near 86.
Friday Night
 
Partly cloudy, with a low around 59.
Saturday
 
Partly sunny, with a high near 83.

 

Forecast from NOAA-NWS for Maple Valley, WA.