| National Weather Service Forecast for:
Montclair CA Issued by: National Weather Service San Diego, CA |
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| Updated: 12:14 pm PDT Apr 6, 2026 | ||||||||||||||||||
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| Tonight |
Mostly clear, with a low around 55. West wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph. |
| Tuesday |
Sunny, with a high near 80. Light west wind increasing to 5 to 10 mph in the afternoon. |
| Tuesday Night |
Mostly clear, with a low around 56. Southwest wind 5 to 10 mph. |
| Wednesday |
Sunny, with a high near 81. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. |
| Wednesday Night |
Increasing clouds, with a low around 57. Southwest wind 5 to 10 mph becoming light west in the evening. |
| Thursday |
Partly sunny, with a high near 78. |
| Thursday Night |
Partly cloudy, with a low around 55. |
| Friday |
A slight chance of showers after 11am. Mostly sunny, with a high near 75. |
| Friday Night |
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 55. |
| Saturday |
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 66. |
| Saturday Night |
A chance of showers. Mostly cloudy, with a low around 52. |
| Sunday |
A slight chance of showers. Partly sunny, with a high near 66. |
| Sunday Night |
Mostly cloudy, with a low around 51. |
| Monday |
Mostly sunny, with a high near 71. |
Forecast from NOAA-NWS for Montclair CA.
