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Phoenix Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  | | |  |  | | | | | |
| Chance of Showers | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clear |
| Hi: 82°FHi: 28°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 67°FLo: 19°C | Hi: 87°FHi: 31°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 68°FLo: 20°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 57°FLo: 14°C |
| POP: 10% | POP: 20% | POP: 40% | POP: 50% | POP: 60% | POP: 30% | POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM MST Sun Oct 18 2026 
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Issued: 427 AM MST Sun Oct 18 2026
Key Messages
- Chances for light rain will heighten over Arizona this weekend with the best chances for accumulations focused over higher terrain locations.
- Temperatures will gradually warm closer to the seasonal normal through the middle of next week.
- A Pacific low pressure system moving into the Southwest during the middle and end of next week will result in much better rainfall chances with the possibility of a few embedded thunderstorms, as well as cooler temperatures
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...Updated at 1120Z...