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Quincy Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  |  |  | | | | | | | |
| Mostly Cloudy | Mostly Sunny | Clear | Mostly Cloudy | Partly Cloudy | Sunny | Clear | Clear | Clear | Clear | Mostly Clear | Sunny |
| Lo: 56°FLo: 13°C | Hi: 84°FHi: 29°C | Lo: 58°FLo: 14°C | Hi: 83°FHi: 28°C | Lo: 59°FLo: 15°C | Hi: 83°FHi: 28°C | Lo: 57°FLo: 14°C | Hi: 84°FHi: 29°C Lo: 58°FLo: 14°C | Hi: 84°FHi: 29°C Lo: 58°FLo: 14°C | Hi: 84°FHi: 29°C Lo: 58°FLo: 14°C | Lo: 56°FLo: 13°C | Hi: 76°FHi: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Fri Oct 02 2026 
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Issued: 1216 PM PDT Fri Oct 2 2026
Key Messages
- Heat Advisory in effect from 11 AM Saturday - 10 PM Wednesday the Sacramento Valley, Delta, northern San Joaquin Valley, and adjacent foothills.
- High temperatures, 10-20 degrees above normal, will lead to widespread Moderate HeatRisk in the Delta, Valley, and foothills Today-Thursday, with areas of Major HeatRisk in the Delta.
Discussion
...
...Today (10/02)...
High pressure aloft will be the headline for at least the next 7 days, with continued dry and hot conditions expected. For today...