Granite Tank, AZ Weather Forecast
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Granite Tank Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY |
| Partly Cloudy | Chance of T-Storm | Partly Cloudy | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Lo: 86°FLo: 30°C | Hi: 103°FHi: 39°C | Lo: 82°FLo: 28°C | Hi: 104°FHi: 40°C | Lo: 84°FLo: 29°C | Hi: 107°FHi: 42°C Lo: 85°FLo: 29°C | Hi: 107°FHi: 42°C Lo: 85°FLo: 29°C | Hi: 106°FHi: 41°C Lo: 85°FLo: 29°C | Hi: 106°FHi: 41°C Lo: 85°FLo: 29°C | Hi: 104°FHi: 40°C Lo: 85°FLo: 29°C | Hi: 104°FHi: 40°C Lo: 85°FLo: 29°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1130 PM PDT Sun Aug 23 2026 

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Granite Tank Forecast Discussion
Issued: 900 PM PDT Sun Aug 23 2026
Key Messages
- Hotter than normal temperatures will continue through the week.
- Chances for isolated showers and thunderstorms will linger through Monday for portions of our forecast area.
Discussion
...through Saturday.
Persistent ridging across the Desert Southwest will keep temperatures above normal through the week. Monday will be the "coolest" day of the week, with afternoon high temperatures topping out around 2 top 5 degrees above normal. Temperatures across the region will increase on Tuesday a...
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