Vernalis, CA Weather Forecast
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Vernalis Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY |
| Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Sunny |
| Hi: 84°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 90°FHi: 32°C | Lo: 66°FLo: 19°C | Hi: 93°FHi: 34°C | Lo: 64°FLo: 18°C | Hi: 84°FHi: 29°C | Hi: 82°FHi: 28°C Lo: 58°FLo: 14°C | Hi: 82°FHi: 28°C Lo: 58°FLo: 14°C | Hi: 82°FHi: 28°C Lo: 58°FLo: 14°C | Hi: 82°FHi: 28°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 AM PDT Tue Sep 22 2026 

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Issued: 117 PM PDT Mon Sep 21 2026
Key Messages
- Periodically breezy winds and warming temperatures, peaking on Thursday with areas of Moderate HeatRisk in the Valley.
- Isolated mountain shower and thunderstorm chances (less than 10%) today along the Sierra Crest.
- Potential for unsettled weather and increased onshore winds over the weekend as a system passes to our north.
Discussion
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...Today through Thursday...
Scattered clouds continue to move across parts of northern California today, with cooler temperatures and breezy onshore wi...
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