Sumter Municipal Airport (SUM) 15 Day Weather Forecast, Sumter United States
Current weather conditions and 15 day weather forecast for Sumter Municipal Airport in Sumter, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at SUM
| 18 September 2026 Fri 21.3 ° C ( 70.4°F )  Clear |
Feels Like : 22.4 ° C / 72.3°F Humidity : % 82 Pressure : 1020 mb Wind Speed : 9.7 kmph / 6 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Sumter Municipal Airport, Sumter, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 18 September 2026 Fri | Sunny |
20.7 ° C | 31.9 ° C | 25.2 ° C | % 66 | 12.2 km/h | 65% |
| 19 September 2026 Sat |  Patchy rain nearby |
21.8 ° C | 31.5 ° C | 25.7 ° C | % 78 | 13.7 km/h | 59% |
| 20 September 2026 Sun | Patchy rain nearby |
21.3 ° C | 30.9 ° C | 25.6 ° C | % 75 | 12.2 km/h | 27% |
| 21 September 2026 Mon |  Overcast |
21.7 ° C | 32.7 ° C | 26.7 ° C | % 68 | 18.4 km/h | 10% |
| 22 September 2026 Tue | Overcast |
22.2 ° C | 33 ° C | 27.2 ° C | % 68 | 11.2 km/h | 39% |
| 23 September 2026 Wed | Sunny |
22.5 ° C | 32.2 ° C | 25.7 ° C | % 80 | 14 km/h | 70% |
| 24 September 2026 Thu |  Cloudy |
21.2 ° C | 31.4 ° C | 25.2 ° C | % 74 | 12.6 km/h | 66% |
| 25 September 2026 Fri | Sunny |
20.1 ° C | 24.3 ° C | 22.1 ° C | % 76 | 21.6 km/h | 73% |
| 26 September 2026 Sat | Sunny |
16.3 ° C | 25.5 ° C | 20 ° C | % 62 | 21.6 km/h | 5% |
| 27 September 2026 Sun | Sunny |
14.3 ° C | 25.2 ° C | 19.2 ° C | % 56 | 22.3 km/h | 3% |
| 28 September 2026 Mon | Sunny |
13.8 ° C | 24.8 ° C | 18.6 ° C | % 57 | 20.2 km/h | 4% |
| 29 September 2026 Tue | Overcast |
15.9 ° C | 25.7 ° C | 20.4 ° C | % 60 | 17.6 km/h | 14% |
| 30 September 2026 Wed | Overcast |
17.9 ° C | 25.7 ° C | 21.7 ° C | % 62 | 12.2 km/h | 14% |
| 01 October 2026 Thu | Overcast |
18.7 ° C | 28.1 ° C | 21.8 ° C | % 66 | 22.7 km/h | 36% |
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