National Weather Service Forecast for: Maple Valley, WA
Issued by: National Weather Service Seattle/Tacoma, WA
Updated: Mon, 12-Jan-2026 7:01pm PST

Maple Valley
 
  Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Thursday

Thursday: Mostly Sunny
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 59 °F Hi 52 °F Hi 52 °F Hi 55 °F Hi 56 °F Hi 54 °F Hi 52 °F
 
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Tuesday
Night
Tuesday Night: Patchy Fog then Mostly Cloudy
Patchy Fog then Mostly Cloudy
Wednesday
Night
Wednesday Night: Patchy Fog then Mostly Cloudy
Patchy Fog then Mostly Cloudy
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
 
Lo 46 °F Lo 41 °F Lo 39 °F Lo 37 °F Lo 38 °F Lo 38 °F Lo 37 °F  

 

Tonight
 
Mostly cloudy. Low around 46, with temperatures rising to around 48 overnight. East southeast wind around 3 mph.
Tuesday
 
Mostly sunny. High near 59, with temperatures falling to around 54 in the afternoon. South southeast wind around 2 mph.
Tuesday Night
 
Patchy fog before 7pm. Mostly cloudy, with a low around 41. Southeast wind around 2 mph.
Wednesday
 
Mostly sunny, with a high near 52. Southwest wind around 2 mph.
Wednesday Night
 
Patchy fog between 7pm and 10pm. Mostly cloudy, with a low around 39. North northeast wind around 2 mph.
Thursday
 
Mostly sunny, with a high near 52.
Thursday Night
 
Mostly clear, with a low around 37.
Friday
 
Sunny, with a high near 55.
Friday Night
 
Mostly clear, with a low around 38.
Saturday
 
Sunny, with a high near 56.
Saturday Night
 
Mostly clear, with a low around 38.
Sunday
 
Sunny, with a high near 54.
Sunday Night
 
Mostly clear, with a low around 37.
M.L. King Jr. Day
 
Mostly sunny, with a high near 52.

 

Forecast from NOAA-NWS for Maple Valley, WA.