| National Weather Service Forecast for:
Mission Viejo CA Issued by: National Weather Service San Diego, CA |
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| Updated: 11:14 am PDT Mar 19, 2026 | ||||||||||||||||||
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| Tonight |
Clear, with a low around 65. West wind around 5 mph becoming calm in the evening. |
| Friday |
Sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon. |
| Friday Night |
Mostly clear, with a low around 62. West wind around 5 mph becoming calm in the evening. |
| Saturday |
Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon. |
| Saturday Night |
Mostly cloudy, with a low around 59. West wind around 5 mph becoming calm in the evening. |
| Sunday |
Mostly sunny, with a high near 82. |
| Sunday Night |
Partly cloudy, with a low around 59. |
| Monday |
Sunny, with a high near 82. |
| Monday Night |
Mostly clear, with a low around 59. |
| Tuesday |
Sunny, with a high near 83. |
| Tuesday Night |
Mostly clear, with a low around 59. |
| Wednesday |
Sunny, with a high near 84. |
| Wednesday Night |
Partly cloudy, with a low around 59. |
| Thursday |
Mostly sunny, with a high near 85. |
Forecast from NOAA-NWS for Mission Viejo CA.