| National Weather Service Forecast for:
Los Osos CA Issued by: National Weather Service Los Angeles/Oxnard, CA |
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| Updated: 5:58 am PDT Mar 19, 2026 | ||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 90. West wind 5 to 10 mph. |
| Tonight |
Clear, with a low around 59. West wind 5 to 10 mph becoming east in the evening. |
| Friday |
Sunny, with a high near 86. East wind 5 to 10 mph becoming west in the morning. |
| Friday Night |
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 55. West wind around 5 mph becoming calm in the evening. |
| Saturday |
Patchy fog before 11am. Otherwise, partly sunny, with a high near 79. Light northwest wind becoming west northwest 5 to 10 mph in the afternoon. |
| Saturday Night |
Partly cloudy, with a low around 53. |
| Sunday |
Sunny, with a high near 76. |
| Sunday Night |
Clear, with a low around 55. |
| Monday |
Sunny, with a high near 78. |
| Monday Night |
Clear, with a low around 58. |
| Tuesday |
Sunny, with a high near 79. |
| Tuesday Night |
Clear, with a low around 57. |
| Wednesday |
Sunny, with a high near 76. |
Forecast from NOAA-NWS for Los Osos CA.