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National Weather Service Forecast for: Maple Valley, WA
Issued by: National Weather Service Seattle/Tacoma, WA
Updated: Sat, 15-Aug-2026 11:26am PDT

Maple Valley
 
  Sunday

Sunday: Areas Of Fog then Mostly Cloudy
Areas Of Fog then Mostly Cloudy
Monday

Monday: Areas Of Fog then Partly Sunny
Areas Of Fog then Partly Sunny
Tuesday

Tuesday: Partly Sunny
Partly Sunny
Wednesday

Wednesday: Patchy Fog then Partly Sunny
Patchy Fog then Partly Sunny
Thursday

Thursday: Patchy Fog then Mostly Sunny
Patchy Fog then Mostly Sunny
Friday

Friday: Patchy Fog then Partly Sunny
Patchy Fog then Partly Sunny
Saturday

Saturday: Slight Chance Light Rain
Slight Chance Light Rain
  Hi 78 °F Hi 80 °F Hi 77 °F Hi 76 °F Hi 80 °F Hi 79 °F Hi 75 °F
 
Tonight

Tonight: Cloudy then Patchy Fog
Cloudy then Patchy Fog
Sunday
Night
Sunday Night: Mostly Cloudy then Areas Of Fog
Mostly Cloudy then Areas Of Fog
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Partly Cloudy then Patchy Fog
Partly Cloudy then Patchy Fog
Wednesday
Night
Wednesday Night: Partly Cloudy then Patchy Fog
Partly Cloudy then Patchy Fog
Thursday
Night
Thursday Night: Partly Cloudy then Patchy Fog
Partly Cloudy then Patchy Fog
Friday
Night
Friday Night: Mostly Cloudy then Slight Chance Light Rain
Mostly Cloudy then Slight Chance Light Rain
 
Lo 56 °F Lo 56 °F Lo 56 °F Lo 53 °F Lo 54 °F Lo 56 °F Lo 56 °F  

 

Tonight
 
 Patchy fog after 4am. Cloudy, with a low around 56. West southwest wind around 1 mph.
Sunday
 
 Areas of fog before 9am. Mostly cloudy, with a high near 78. West northwest wind around 2 mph.
Sunday Night
 
 Areas of fog after 3am. Mostly cloudy, with a low around 56. North northeast wind around 2 mph.
Monday
 
 Areas of fog before 9am. Partly sunny, with a high near 80. North northwest wind around 2 mph.
Monday Night
 
 Partly cloudy, with a low around 56. South southwest wind around 2 mph.
Tuesday
 
 Partly sunny, with a high near 77.
Tuesday Night
 
 Patchy fog after 3am. Partly cloudy, with a low around 53.
Wednesday
 
 Patchy fog before 9am. Partly sunny, with a high near 76.
Wednesday Night
 
 Patchy fog after 4am. Partly cloudy, with a low around 54.
Thursday
 
 Patchy fog before 8am. Mostly sunny, with a high near 80.
Thursday Night
 
 Patchy fog after 5am. Partly cloudy, with a low around 56.
Friday
 
 Patchy fog before 8am. Partly sunny, with a high near 79.
Friday Night
 
 A slight chance of rain after 5am. Mostly cloudy, with a low around 56.
Saturday
 
 A slight chance of rain. Partly sunny, with a high near 75.

 

Forecast from NOAA-NWS for Maple Valley, WA.