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Sumner Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Chance of Showers |
| Hi: 101°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 100°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 608 AM CDT Tue Sep 08 2026 
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Issued: 543 AM CDT Tue Sep 8 2026
Key Messages
- Isolated storms are expected in eastern portions of North and Central Texas this afternoon. Isolated storm chances will persist in the Big Country Wednesday afternoon.
- Above normal temperatures will continue through the rest of the week.
Aviation
... (12Z TAFS) Issued at 542 AM CDT Tue Sep 8 2026
VFR and south to southeast winds around 10-12 kt or less will prevail at all TAF sites through the next 24-30 hours. There remains a low potential for isolated shower/storm development in East ...