Weather WorldSumter Chapel, SC Weather Forecast
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Sumter Chapel Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  | | |  |  |  | | | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C |
| POP: 50% | POP: 50% | POP: 50% | POP: 20% | POP: 20% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 537 PM EDT Fri Aug 21 2026 
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Sumter Chapel Forecast Discussion
Issued: 215 PM EDT Fri Aug 21 2026
Key Messages
- 1) Hot and humid conditions will persist today.
- 2) Strong to severe thunderstorms possible this afternoon. An increased risk for showers and thunderstorms will continue through Saturday.
Discussion
... KEY MESSAGE 1: Hot and humid conditions will persist today.
Rest of Today: The clouds over the region have thrown a wrench into today`s temperature forecast. The updated forecast knocked high temperatures down a degree or two due to the lingering high clouds keeping most location in the u...