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City of Chapin, SCChapin, SC Weather Forecast
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| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | | | | | | | | | |
| Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny |
| Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 608 PM EDT Sun Sep 13 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 119 PM EDT Sun Sep 13 2026
Key Messages
- 1. Above normal temps expected through Monday, with a backdoor front ushering in drier and slightly cooler air through the middle of next week.
Discussion
... KEY MESSAGE 1: Above normal temps expected through Monday, with a backdoor front ushering in drier and slightly cooler air through the middle of next week.
Not much change in the forecast thinking, with Sunday being a transition day aloft as broad mid-level trough shifts east and ridging will steadily build into Monday. The patter...