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Fullerton Golf Course, CA Weather Forecast
2700 N Harbor Blvd, Fullerton, CA 92835 (714)871-5141 Golf Course Type: Public Holes: 18Quick Weather Clicks
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Fullerton Golf Course Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  | | |  | | | |  |  |  |  |
| Sunny | Clear | Mostly Sunny | Mostly Clear | Patchy Fog | Mostly Clear | Patchy Fog | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 100°FHi: 38°C | Lo: 71°FLo: 22°C | Hi: 96°FHi: 36°C | Lo: 70°FLo: 21°C | Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 67°FLo: 19°C | Hi: 83°FHi: 28°C | Lo: 64°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 60°FLo: 16°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 137 AM PDT Tue Oct 06 2026 
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Issued: 136 AM PDT Tue Oct 6 2026
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...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
.SHORT TERM (Today through Thursday)... Widespread Major to Extreme HeatRisk for the coast and valleys for today will decrease to Moderate to Major HeatRisk on Thursday. High temperatures on Thursday will still be 12 to 18 degrees above average for the coast and valleys and 10 to 15 degrees above average for the mountains and deserts. High temperatures on ...