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City of San Bruno, CASan Bruno, CA Weather Forecast
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San Bruno Weather Forecast
| REST OF TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT |
 |  | | | | |  |  |  |  | | |
| Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Rain | Chance of Rain | Mostly Clear | Mostly Clear | Mostly Clear | Clear |
| Lo: 59°FLo: 15°C | Hi: 76°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 66°FHi: 19°C | Hi: 66°FHi: 19°C Lo: 51°FLo: 11°C | Hi: 66°FHi: 19°C Lo: 51°FLo: 11°C | Hi: 66°FHi: 19°C Lo: 51°FLo: 11°C | Lo: 55°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 302 AM PDT Fri Oct 09 2026 
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Issued: 1157 PM PDT Thu Oct 8 2026
Key Messages
Updated at 927 PM PDT Thu Oct 8 2026- Sharp cool-down this weekend and early next week
- Coastal flooding during high tides and large swell this weekend
- Beach Hazards Saturday morning until Monday afternoon
- Light rain possible north Central Coast early next week
Aviation
... (06Z TAFS) Issued at 1003 PM PDT Thu Oct 8 2026
VFR everywhere except for HAF, MRY, and SNS where LIFR-IFR conditions prevail through Friday morning. Fog development is possible overnight at these sites, including STS,...