| National Weather Service Forecast for:
Fullerton CA Issued by: National Weather Service San Diego, CA |
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| Updated: 1:10 pm PDT Jun 9, 2025 | ||||||||||||||||||
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| Tonight |
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 61. South wind 5 to 10 mph. |
| Tuesday |
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the morning. |
| Tuesday Night |
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 62. South wind 5 to 10 mph becoming light in the evening. |
| Wednesday |
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the morning. |
| Wednesday Night |
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 63. South wind around 5 mph becoming calm in the evening. |
| Thursday |
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. |
| Thursday Night |
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 62. |
| Friday |
Patchy fog before 11am. Otherwise, partly sunny, with a high near 83. |
| Friday Night |
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 63. |
| Saturday |
Patchy fog before 11am. Otherwise, partly sunny, with a high near 86. |
| Saturday Night |
Patchy fog. Otherwise, partly cloudy, with a low around 63. |
| Sunday |
Patchy fog. Otherwise, mostly sunny, with a high near 88. |
| Sunday Night |
Patchy fog. Otherwise, mostly clear, with a low around 64. |
| Monday |
Patchy fog. Otherwise, sunny, with a high near 88. |
Forecast from NOAA-NWS for Fullerton CA.
