 |
 Current Sumter Weather Conditions |
Updated September 16th at 1:55 pm |
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| Mostly Sunny |
| Temperature: | 88°F |
Dew Point: | 63°F |
| Barometer: | 30.33 inHg |
Wind: | N 15 Mph |
| Humidity: | 43.1% |
Visibility: | 0M |
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| Sumter Weather Forecast Summary |
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Today
Sep 16th
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Thursday
Sep 17th
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Friday
Sep 18th
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Saturday
Sep 19th
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Sunday
Sep 20th
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 |
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Mostly Sunny |
Sunny |
Sunny |
Mostly Sunny |
Mostly Sunny |
90°F
|
92°F
65°F |
94°F
67°F |
93°F
70°F |
94°F
69°F |
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| Sumter Detailed Weather Forecast |
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| Wednesday, September 16th, 2026 |
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Afternoon |
Temperature: 89°F |
| Mostly sunny. Windy at times. |
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Evening |
Temperature: 72°F |
| Clear. |
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| Thursday, September 17th, 2026 |
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Overnight |
Temperature: 66°F |
| Clear. |
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Morning |
Temperature: 75°F |
| Sunny. |
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Afternoon |
Temperature: 91°F |
| Sunny. |
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Evening |
Temperature: 74°F |
| Clear. |
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| Friday, September 18th, 2026 |
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Overnight |
Temperature: 68°F |
| Clear. |
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Morning |
Temperature: 77°F |
| Sunny. |
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Afternoon |
Temperature: 93°F |
| Mostly sunny. |
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Evening |
Temperature: 78°F |
| Clear with a chance of showers. |
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| Saturday, September 19th, 2026 |
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Overnight |
Temperature: 70°F |
| Clear with a chance of showers. |
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Morning |
Temperature: 78°F |
| Sunny. |
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Afternoon |
Temperature: 87°F |
| A mix of cloud and sun with a slight chance of showers or thundershowers. |
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Evening |
Temperature: 74°F |
| Clear with cloudy periods with a chance of showers. |
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| Sunday, September 20th, 2026 |
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Overnight |
Temperature: 69°F |
| Clear. |
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Morning |
Temperature: 77°F |
| Sunny. |
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Afternoon |
Temperature: 93°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 81°F |
| A mix of clear and cloudy skies. Slight chance of a thunderstorm. |
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| Monday, September 21st, 2026 |
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Overnight |
Temperature: 72°F |
| Mostly clear. |
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Morning |
Temperature: 80°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 85°F |
| Mostly cloudy with a slight chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 76°F |
| A mix of cloudy and clear skies with a slight chance of showers or thundershowers. |
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| Tuesday, September 22nd, 2026 |
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Overnight |
Temperature: 72°F |
| Mostly clear. Slight chance of a thunderstorm. |
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Morning |
Temperature: 80°F |
| Mostly sunny. Chance of a thunderstorm. |
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Afternoon |
Temperature: 88°F |
| A mix of cloud and sun. Chance of a thunderstorm. |
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Evening |
Temperature: 78°F |
| A mix of clear and cloudy skies. Chance of a thunderstorm. |
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| Wednesday, September 23rd, 2026 |
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Overnight |
Temperature: 73°F |
| Mostly clear. Slight chance of a thunderstorm. |
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Morning |
Temperature: 81°F |
| Mostly sunny. Chance of a thunderstorm. |
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Afternoon |
Temperature: 90°F |
| A mix of cloud and sun. Chance of a thunderstorm. |
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Evening |
Temperature: 80°F |
| A mix of cloudy and clear skies. |
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| Thursday, September 24th, 2026 |
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Overnight |
Temperature: 76°F |
| A mix of clear and cloudy skies. |
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Morning |
Temperature: 78°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 91°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. |
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Evening |
Temperature: 78°F |
| Clear with cloudy periods with a chance of showers. Slight chance of a thunderstorm. |
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