National Weather Service Forecast for: Oceanside CA
Issued by: National Weather Service San Diego, CA
Updated: 12:56 pm PST Dec 17, 2025
 
Tonight

Tonight: Patchy fog.  Otherwise, mostly cloudy, with a low around 54. Calm wind becoming east around 5 mph.
Patchy Fog

Thursday

Thursday: Sunny, with a high near 67. Northeast wind around 5 mph becoming west in the morning.
Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 57. Calm wind becoming east around 5 mph.
Partly Cloudy

Friday

Friday: Sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny

Friday
Night
Friday Night: Mostly cloudy, with a low around 55. Southwest wind around 5 mph becoming southeast after midnight.
Mostly Cloudy

Saturday

Saturday: Partly sunny, with a high near 63.
Partly Sunny

Saturday
Night
Saturday Night: Patchy fog after 10pm.  Otherwise, increasing clouds, with a low around 56.
Patchy Fog

Sunday

Sunday: Patchy fog before 10am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64.
Patchy Fog
then Mostly
Sunny
Sunday
Night
Sunday Night: Patchy fog after 10pm.  Otherwise, increasing clouds, with a low around 55.
Patchy Fog

Lo 54 °F Hi 67 °F Lo 57 °F Hi 66 °F Lo 55 °F Hi 63 °F Lo 56 °F Hi 64 °F Lo 55 °F

 

Tonight
 
Patchy fog. Otherwise, mostly cloudy, with a low around 54. Calm wind becoming east around 5 mph.
Thursday
 
Sunny, with a high near 67. Northeast wind around 5 mph becoming west in the morning.
Thursday Night
 
Partly cloudy, with a low around 57. Calm wind becoming east around 5 mph.
Friday
 
Sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
 
Mostly cloudy, with a low around 55. Southwest wind around 5 mph becoming southeast after midnight.
Saturday
 
Partly sunny, with a high near 63.
Saturday Night
 
Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 56.
Sunday
 
Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64.
Sunday Night
 
Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 55.
Monday
 
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 63.
Monday Night
 
Mostly cloudy, with a low around 55.
Tuesday
 
A slight chance of showers. Mostly cloudy, with a high near 62.
Tuesday Night
 
A chance of showers. Mostly cloudy, with a low around 57.
Wednesday
 
Showers likely. Cloudy, with a high near 63.

 

Forecast from NOAA-NWS for Oceanside CA.