National Weather Service Forecast for: San Fernando CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 11:31 pm PDT Jun 21, 2026
 
Overnight

Overnight: Mostly clear, with a low around 56. South wind around 5 mph.
Mostly Clear
Monday

Monday: Sunny, with a high near 84. South wind 5 to 10 mph, with gusts as high as 15 mph.
Sunny
Monday
Night
Monday Night: Clear, with a low around 58. South wind 5 to 10 mph becoming light south southeast  in the evening.
Clear
Tuesday

Tuesday: Sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 61. South wind 5 to 10 mph becoming light southeast  in the evening.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 90.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 60.
Mostly Clear
Thursday

Thursday: Sunny, with a high near 92.
Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 59.
Mostly Clear
Lo 56 °F Hi 84 °F Lo 58 °F Hi 90 °F Lo 61 °F Hi 90 °F Lo 60 °F Hi 92 °F Lo 59 °F

Heat Advisory
 

Overnight
 
Mostly clear, with a low around 56. South wind around 5 mph.
Monday
 
Sunny, with a high near 84. South wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
 
Clear, with a low around 58. South wind 5 to 10 mph becoming light south southeast in the evening.
Tuesday
 
Sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 61. South wind 5 to 10 mph becoming light southeast in the evening.
Wednesday
 
Sunny, with a high near 90.
Wednesday Night
 
Mostly clear, with a low around 60.
Thursday
 
Sunny, with a high near 92.
Thursday Night
 
Mostly clear, with a low around 59.
Friday
 
Sunny, with a high near 86.
Friday Night
 
Mostly clear, with a low around 58.
Saturday
 
Sunny, with a high near 85.
Saturday Night
 
Mostly clear, with a low around 58.
Sunday
 
Mostly sunny, with a high near 79.

 

Forecast from NOAA-NWS for San Fernando CA.