National Weather Service Forecast for: 3 Miles NNW West Covina CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 11:26 am PDT Sep 12, 2026
 
Tonight

Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 66. Southwest wind 5 to 10 mph becoming light after midnight.
Patchy Fog
 Sunday

Sunday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Patchy Fog
then Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.
Mostly Clear
 Monday

Monday: Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 63. South southwest wind around 5 mph becoming calm after midnight.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 84.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 61.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 86.
Sunny
 Wednesday
Night
Wednesday Night: Clear, with a low around 62.
Clear
Lo 66 °F Hi 90 °F Lo 65 °F Hi 88 °F Lo 63 °F Hi 84 °F Lo 61 °F Hi 86 °F Lo 62 °F

 

Tonight
 
 Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 66. Southwest wind 5 to 10 mph becoming light after midnight.
Sunday
 
 Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
 
 Mostly clear, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.
Monday
 
 Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
 
 Mostly clear, with a low around 63. South southwest wind around 5 mph becoming calm after midnight.
Tuesday
 
 Sunny, with a high near 84.
Tuesday Night
 
 Mostly clear, with a low around 61.
Wednesday
 
 Sunny, with a high near 86.
Wednesday Night
 
 Clear, with a low around 62.
Thursday
 
 Sunny, with a high near 90.
Thursday Night
 
 Clear, with a low around 64.
Friday
 
 Sunny, with a high near 95.
Friday Night
 
 Clear, with a low around 67.
Saturday
 
 Sunny and hot, with a high near 97.

 

Forecast from NOAA-NWS for 3 Miles NNW West Covina CA.