Weather World
City of Casa Grande, AZCasa Grande, AZ Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Casa Grande Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT |
 |  | | | |  |  |  | | | | |
| Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 99°FHi: 37°C | Lo: 72°FLo: 22°C | Hi: 101°FHi: 38°C | Lo: 74°FLo: 23°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 93°FHi: 34°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 68°FLo: 20°C | Hi: 84°FHi: 29°C | Lo: 64°FLo: 18°C |
| POP: 30% | POP: 40% | POP: 50% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM MST Wed Oct 07 2026 
Casa Grande Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Casa Grande Weather Map
Casa Grande Quick Facts
Casa Grande Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 410 AM MST Wed Oct 7 2026
Key Messages
- Well above normal temperatures will persist through the end of the work week as lower desert highs top out in the triple digits.
- An Extreme Heat Warning remains in effect for portions of southeast California and southwest Arizona today through Friday as temperatures warm to near record levels, resulting in areas of major HeatRisk.
- Dry conditions will persist through at least the end of the workweek before a much more unsettled pattern arrives by the weekend with much cooler temperatu...