Sumter Airport Weather Forecast 15 Days, Weather in SUM Today
Current weather conditions and 15 day weather forecast for Sumter Airport, South Carolina, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Sumter Airport
| 05 December 2025 Friday 9.4 ° C / 48.9°F  Overcast |
Feels Like : 9.6 ° C / 49.2°F Humidity : % 93 Pressure : 1020 mb Wind Speed : 3.6 kmph / 2.2 miles from S  Visibility : 13 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15 day weather forecast for Sumter Airport, SC, USA
Weather Forecast for next 15 Days for Sumter Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Sumter Airport, South Carolina state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Heavy rain |
4.9 ° C (40.8°F) |
7.2 ° C (45°F) |
6.6 ° C (43.9°F) |
% 93 | 89% | 0.1 | Sunrise:07:13 AM Sunset: 05:13 PM |
Moonrise:05:49 PM Moonset: 08:10 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday |  Moderate rain |
4.4 ° C (39.9°F) |
8.6 ° C (47.5°F) |
6.2 ° C (43.2°F) |
% 93 | 86% | 0.2 | Sunrise:07:14 AM Sunset: 05:13 PM |
Moonrise:07:00 PM Moonset: 09:17 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday |  Fog |
7.7 ° C (45.9°F) |
8.4 ° C (47.1°F) |
8.3 ° C (46.9°F) |
% 96 | 0% | 0.2 | Sunrise:07:14 AM Sunset: 05:13 PM |
Moonrise:08:13 PM Moonset: 10:11 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday |  Sunny |
3.2 ° C (37.7°F) |
9.7 ° C (49.4°F) |
6.9 ° C (44.3°F) |
% 67 | 0% | 0.6 | Sunrise:07:15 AM Sunset: 05:13 PM |
Moonrise:09:24 PM Moonset: 10:55 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Sunny |
-0.9 ° C (30.4°F) |
7.9 ° C (46.3°F) |
2.5 ° C (36.5°F) |
% 60 | 0% | 0 | Sunrise:07:16 AM Sunset: 05:13 PM |
Moonrise:10:31 PM Moonset: 11:30 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Sunny |
3.8 ° C (38.8°F) |
15.2 ° C (59.3°F) |
9.9 ° C (49.9°F) |
% 71 | 0% | 3 | Sunrise:07:17 AM Sunset: 05:13 PM |
Moonrise:11:34 PM Moonset: 12:00 PM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Sunny |
8 ° C (46.4°F) |
13.5 ° C (56.3°F) |
11.2 ° C (52.1°F) |
% 63 | 0% | 4 | Sunrise:07:18 AM Sunset: 05:13 PM |
Moonrise:No moonrise Moonset: 12:26 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
6.8 ° C (44.2°F) |
15.7 ° C (60.3°F) |
10 ° C (50°F) |
% 56 | 0% | 3 | Sunrise:07:18 AM Sunset: 05:14 PM |
Moonrise:12:33 AM Moonset: 12:50 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Sunny |
2.9 ° C (37.2°F) |
10.3 ° C (50.6°F) |
6.3 ° C (43.4°F) |
% 57 | 0% | 3 | Sunrise:07:19 AM Sunset: 05:14 PM |
Moonrise:01:31 AM Moonset: 01:15 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Sunny |
1.8 ° C (35.3°F) |
13.2 ° C (55.7°F) |
7.3 ° C (45.1°F) |
% 56 | 0% | 3 | Sunrise:07:20 AM Sunset: 05:14 PM |
Moonrise:02:27 AM Moonset: 01:40 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
7.5 ° C (45.5°F) |
16.8 ° C (62.3°F) |
11.4 ° C (52.6°F) |
% 77 | 0% | 4 | Sunrise:07:20 AM Sunset: 05:15 PM |
Moonrise:03:24 AM Moonset: 02:07 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday |  Partly Cloudy |
6.9 ° C (44.3°F) |
9.3 ° C (48.8°F) |
8.3 ° C (46.9°F) |
% 57 | 0% | 3 | Sunrise:07:21 AM Sunset: 05:15 PM |
Moonrise:04:22 AM Moonset: 02:38 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Patchy rain nearby |
6.1 ° C (42.9°F) |
13.7 ° C (56.6°F) |
10.5 ° C (51°F) |
% 76 | 0% | 3 | Sunrise:07:22 AM Sunset: 05:15 PM |
Moonrise:05:21 AM Moonset: 03:14 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Partly Cloudy |
13.3 ° C (56°F) |
21.7 ° C (71.1°F) |
17.3 ° C (63.1°F) |
% 87 | 0% | 5 | Sunrise:07:22 AM Sunset: 05:16 PM |
Moonrise:06:19 AM Moonset: 03:56 PM Moon Phase ( Waning Crescent ) |
|
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