National Weather Service Forecast for: Maple Valley, WA
Issued by: National Weather Service Seattle/Tacoma, WA
Updated: Sat, 18-Jul-2026 12:35pm PDT

Maple Valley
 
  Sunday

Sunday: Sunny
Sunny
Monday

Monday: Partly Sunny
Partly Sunny
Tuesday

Tuesday: Partly Sunny
Partly Sunny
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Mostly Sunny
Mostly Sunny
  Hi 81 °F Hi 86 °F Hi 91 °F Hi 91 °F Hi 86 °F Hi 80 °F Hi 78 °F
 
Tonight

Tonight: Clear then Patchy Fog
Clear then Patchy Fog
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy
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 52 °F Lo 55 °F Lo 62 °F Lo 63 °F Lo 62 °F Lo 58 °F Lo 55 °F  

 

Tonight
 
Patchy fog between 4am and 5am. Clear, with a low around 52. North northeast wind around 3 mph.
Sunday
 
Sunny, with a high near 81. North wind 1 to 5 mph.
Sunday Night
 
Partly cloudy, with a low around 55. North northeast wind 1 to 5 mph.
Monday
 
Partly sunny, with a high near 86. North wind around 2 mph.
Monday Night
 
Mostly cloudy, with a low around 62. Northeast wind around 1 mph.
Tuesday
 
Partly sunny, with a high near 91.
Tuesday Night
 
Partly cloudy, with a low around 63.
Wednesday
 
Mostly sunny, with a high near 91.
Wednesday Night
 
Partly cloudy, with a low around 62.
Thursday
 
Mostly sunny, with a high near 86.
Thursday Night
 
Mostly clear, with a low around 58.
Friday
 
Sunny, with a high near 80.
Friday Night
 
Partly cloudy, with a low around 55.
Saturday
 
Mostly sunny, with a high near 78.

 

Forecast from NOAA-NWS for Maple Valley, WA.