National Weather Service Forecast for: Hacienda Heights CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 12:46 am PDT Sep 13, 2026
 
Overnight

Overnight: Patchy fog.  Otherwise, cloudy, with a low around 67. South southwest wind around 5 mph.
Patchy Fog
Sunday

Sunday: Patchy fog before 11am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 88. Calm wind becoming west southwest around 5 mph in the afternoon.
Patchy Fog
then Sunny
Sunday
Night
Sunday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 66. South wind around 5 mph.
Patchy Fog
Monday

Monday: Patchy fog before 11am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon.
Patchy Fog
then Sunny
Monday
Night
Monday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 63. South southeast wind around 5 mph.
Patchy Fog
Tuesday

Tuesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 83.
Patchy Fog
then Sunny
Tuesday
Night
Tuesday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 62.
Patchy Fog
Wednesday

Wednesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 84.
Patchy Fog
then Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 62.
Mostly Clear
Lo 67 °F Hi 88 °F Lo 66 °F Hi 87 °F Lo 63 °F Hi 83 °F Lo 62 °F Hi 84 °F Lo 62 °F

 

Overnight
 
Patchy fog. Otherwise, cloudy, with a low around 67. South southwest wind around 5 mph.
Sunday
 
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 88. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
 
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 66. South wind around 5 mph.
Monday
 
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. South southeast wind around 5 mph.
Tuesday
 
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83.
Tuesday Night
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62.
Wednesday
 
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 84.
Wednesday Night
 
Mostly clear, with a low around 62.
Thursday
 
Sunny, with a high near 87.
Thursday Night
 
Clear, with a low around 63.
Friday
 
Sunny, with a high near 92.
Friday Night
 
Clear, with a low around 66.
Saturday
 
Sunny, with a high near 95.

 

Forecast from NOAA-NWS for Hacienda Heights CA.