| National Weather Service Forecast for:
3 Miles NNW Fullerton Municipal CA Issued by: National Weather Service Los Angeles/Oxnard, CA |
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| Updated: 12:47 am PST Dec 23, 2025 | ||||||||||||||||||
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| Overnight |
Cloudy, with a low around 56. Calm wind. |
| Tuesday |
Rain likely, mainly after 4pm. Cloudy, with a high near 65. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible. |
| Tuesday Night |
Rain likely, then rain and possibly a thunderstorm after 10pm. Low around 58. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible. |
| Wednesday |
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 65. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible. |
| Wednesday Night |
Rain. Low around 57. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible. |
| Christmas Day |
Rain. High near 64. Chance of precipitation is 80%. |
| Thursday Night |
Rain. Low around 54. Chance of precipitation is 90%. |
| Friday |
Rain. Mostly cloudy, with a high near 61. |
| Friday Night |
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 48. |
| Saturday |
Mostly sunny, with a high near 61. |
| Saturday Night |
Mostly clear, with a low around 47. |
| Sunday |
Mostly sunny, with a high near 65. |
| Sunday Night |
Mostly cloudy, with a low around 49. |
| Monday |
A slight chance of rain. Partly sunny, with a high near 66. |
Forecast from NOAA-NWS for 3 Miles NNW Fullerton Municipal CA.
