| National Weather Service Forecast for:
San Luis Obispo CA Issued by: National Weather Service Los Angeles/Oxnard, CA |
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| Updated: 1:31 am PDT Aug 20, 2026 | ||||||||||||||||||
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| Overnight |
Patchy fog. Otherwise, cloudy, with a low around 58. North wind around 5 mph. |
| Thursday |
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. Light and variable wind becoming west 5 to 10 mph in the afternoon. |
| Thursday Night |
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 56. West wind 5 to 10 mph becoming light and variable in the evening. |
| Friday |
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming west 5 to 10 mph in the afternoon. |
| Friday Night |
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West wind around 5 mph becoming north after midnight. |
| Saturday |
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 84. |
| Saturday Night |
Partly cloudy, with a low around 58. |
| Sunday |
Mostly sunny, with a high near 80. |
| Sunday Night |
Partly cloudy, with a low around 57. |
| Monday |
Mostly sunny, with a high near 78. |
| Monday Night |
Partly cloudy, with a low around 57. |
| Tuesday |
Mostly sunny, with a high near 79. |
| Tuesday Night |
Partly cloudy, with a low around 58. |
| Wednesday |
Mostly sunny, with a high near 81. |
Forecast from NOAA-NWS for San Luis Obispo CA.
