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Cupertino High School Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY | SUNDAY |
 |  |  | | | | | | | |
| Patchy Fog | Mostly Clear | Sunny | Clear | Sunny | Clear | Clear | Clear | Clear | Sunny |
| Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 86°FHi: 30°C Lo: 59°FLo: 15°C | Hi: 86°FHi: 30°C Lo: 59°FLo: 15°C | Hi: 86°FHi: 30°C Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 602 AM PDT Mon Oct 12 2026 
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Issued: 456 AM PDT Mon Oct 12 2026
Key Messages
Updated at 1123 PM PDT Sun Oct 11 2026- Cool temperatures through Tuesday; warming trend and above normal temperatures starting mid to late week
- Coastal flooding during high tides through mid-week
- Hazardous beach conditions continue through Monday evening due to increased risk of sneaker waves, rip currents, and large breaking waves
Aviation
... (12Z TAFS) Issued at 450 AM PDT Mon Oct 12 2026
VFR is expected to prevail through the forecast for all terminals. Weak offshore flow today from...