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Tustin Park, CA Weather Forecast
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Tustin Park Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | | |  |  | | | | | | |
| Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Clear | Mostly Sunny | Mostly Clear |
| Hi: 73°FHi: 23°C | Lo: 58°FLo: 14°C | Hi: 75°FHi: 24°C | Lo: 58°FLo: 14°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 77°FHi: 25°C | Lo: 60°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 62°FLo: 17°C | Hi: 84°FHi: 29°C | Lo: 63°FLo: 17°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 143 AM PST Mon Nov 02 2026 
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Issued: 240 AM PST Mon Nov 2 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
The showers ended last evening and skies have cleared out quite cleanly early this morning. With clear skies in the valleys allowing for maximum radiational cooling, there should be some patches of ground fog early this morning to go with the chilly temps, dipping into the 40s for many valleys. Skies today will be quite sun...