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March Arb, CA Weather Forecast
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March Arb Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | | | | | | | | | | |
| Mostly Sunny | Mostly Clear | Mostly Sunny | Clear | Mostly Sunny | Mostly Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear |
| Hi: 101°FHi: 38°C | Lo: 72°FLo: 22°C | Hi: 102°FHi: 39°C | Lo: 72°FLo: 22°C | Hi: 102°FHi: 39°C | Lo: 72°FLo: 22°C | Hi: 100°FHi: 38°C | Lo: 72°FLo: 22°C | Hi: 101°FHi: 38°C | Lo: 72°FLo: 22°C | Hi: 101°FHi: 38°C | Lo: 71°FLo: 22°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 103 AM PDT Sat Oct 03 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 241 AM PDT Sat Oct 3 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
This morning...Temperatures are generally higher than at this time yesterday with some inland valley locations as much as 10 to 15 degrees higher. Several locations broke or tied the maximum temperature records for Oct 2nd. See our Record Event Report. Skies are clear but overnight low temperatures will likely remain above ...