| National Weather Service Forecast for:
Bostonia, CA Issued by: National Weather Service San Diego, CA |
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| Updated: Sun, 19-Apr-2026 1:07am PDT | ||||||||||||||||||||||||||||||||||||||||
| El Cajon | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Mostly cloudy, with a low around 52. West wind around 0 mph. |
| Sunday |
Mostly sunny, with a high near 79. West wind 0 to 10 mph. |
| Sunday Night |
Mostly cloudy, with a low around 49. West wind 0 to 5 mph. |
| Monday |
Mostly sunny, with a high near 77. Northwest wind 0 to 10 mph. |
| Monday Night |
Partly cloudy, with a low around 47. Northwest wind 0 to 5 mph. |
| Tuesday |
A chance of rain showers after 5pm. Mostly sunny, with a high near 75. Chance of precipitation is 40%. |
| Tuesday Night |
A chance of rain showers before 5am. Mostly cloudy, with a low around 53. |
| Wednesday |
Mostly sunny, with a high near 71. |
| Wednesday Night |
Partly cloudy, with a low around 50. |
| Thursday |
Mostly sunny, with a high near 74. |
| Thursday Night |
Partly cloudy, with a low around 49. |
| Friday |
Mostly sunny, with a high near 75. |
| Friday Night |
Mostly cloudy, with a low around 52. |
| Saturday |
Partly sunny, with a high near 73. |
Forecast from NOAA-NWS for Bostonia, CA.