NWS Forecast for Oceanside CA

National Weather Service Forecast for: Oceanside CA
Issued by: National Weather Service San Diego, CA

Updated: 12:04 pm PST Feb 1, 2026

Overnight Patchy Fog	Monday Patchy Fog then Mostly Sunny	Monday Night Patchy Fog	Tuesday Sunny	Tuesday Night Mostly Clear	Wednesday Sunny	Wednesday Night Mostly Clear	Thursday Mostly Sunny	Thursday Night Mostly Cloudy
Lo 54 °F	Hi 65 °F	Lo 53 °F	Hi 67 °F	Lo 56 °F	Hi 72 °F	Lo 60 °F	Hi 71 °F	Lo 58 °F

Coastal Flood Advisory
High Surf Advisory

Overnight	Patchy fog. Otherwise, partly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm.
Monday	Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65. Calm wind becoming south around 5 mph in the morning.
Monday Night	Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 53. Calm wind.
Tuesday	Sunny, with a high near 67. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night	Mostly clear, with a low around 56. Calm wind becoming northeast around 5 mph after midnight.
Wednesday	Sunny, with a high near 72.
Wednesday Night	Mostly clear, with a low around 60.
Thursday	Mostly sunny, with a high near 71.
Thursday Night	Mostly cloudy, with a low around 58.
Friday	Mostly sunny, with a high near 67.
Friday Night	Partly cloudy, with a low around 56.
Saturday	Mostly sunny, with a high near 66.
Saturday Night	Partly cloudy, with a low around 55.
Sunday	Mostly sunny, with a high near 68.

Forecast from NOAA-NWS for Oceanside CA.