| National Weather Service Forecast for:
Downey 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 66. Southeast wind 5 to 10 mph, with gusts as high as 20 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. Some of the storms could produce heavy rainfall. Low around 59. East southeast wind around 15 mph, with gusts as high as 25 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 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible. |
| Wednesday Night |
Rain. Low around 57. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible. |
| Christmas Day |
Rain. High near 65. Chance of precipitation is 80%. |
| Thursday Night |
Rain. Low around 55. 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 62. |
| 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 50. |
| Monday |
A slight chance of rain. Partly sunny, with a high near 66. |
Forecast from NOAA-NWS for Downey CA.