Clemson Weather Forecast 15 Days, Weather in Clemson Today
Current weather conditions and 15 day weather forecast for Clemson, 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 Clemson
| 15 December 2025 Monday -5.6 ° C / 21.9°F  Clear |
Feels Like : -8.2 ° C / 17.3°F Humidity : % 43 Pressure : 1031 mb Wind Speed : 5.4 kmph / 3.4 miles from ESE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Clemson, SC, USA
Weather Forecast for next 15 Days for Clemson 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 Clemson, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 December 2025 Monday | Sunny |
-6.1 ° C (21°F) |
5.6 ° C (42.1°F) |
-1.2 ° C (29.8°F) |
% 26 | 0% | 0.5 | Sunrise:07:32 AM Sunset: 05:22 PM |
Moonrise:03:36 AM Moonset: 02:15 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Sunny |
-0.6 ° C (30.9°F) |
9.5 ° C (49.1°F) |
3.5 ° C (38.3°F) |
% 32 | 0% | 0.6 | Sunrise:07:32 AM Sunset: 05:23 PM |
Moonrise:04:34 AM Moonset: 02:46 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Overcast |
3.5 ° C (38.3°F) |
8.5 ° C (47.3°F) |
5.6 ° C (42°F) |
% 60 | 0% | 0.4 | Sunrise:07:33 AM Sunset: 05:23 PM |
Moonrise:05:33 AM Moonset: 03:22 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Patchy rain nearby |
5.9 ° C (42.6°F) |
12 ° C (53.7°F) |
8.8 ° C (47.9°F) |
% 77 | 83% | 0.4 | Sunrise:07:34 AM Sunset: 05:24 PM |
Moonrise:06:32 AM Moonset: 04:04 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Patchy rain nearby |
4.5 ° C (40°F) |
13.5 ° C (56.3°F) |
10.7 ° C (51.3°F) |
% 63 | 66% | 0 | Sunrise:07:34 AM Sunset: 05:24 PM |
Moonrise:07:29 AM Moonset: 04:53 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
2.1 ° C (35.8°F) |
12.3 ° C (54.1°F) |
6.4 ° C (43.6°F) |
% 49 | 0% | 3 | Sunrise:07:35 AM Sunset: 05:25 PM |
Moonrise:08:20 AM Moonset: 05:48 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
5.8 ° C (42.4°F) |
12.9 ° C (55.2°F) |
9.4 ° C (49°F) |
% 84 | 79% | 2 | Sunrise:07:35 AM Sunset: 05:25 PM |
Moonrise:09:07 AM Moonset: 06:47 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Overcast |
2.2 ° C (35.9°F) |
10.2 ° C (50.4°F) |
6.4 ° C (43.5°F) |
% 62 | 0% | 2 | Sunrise:07:36 AM Sunset: 05:26 PM |
Moonrise:09:47 AM Moonset: 07:50 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Cloudy |
-1.3 ° C (29.6°F) |
6.6 ° C (43.9°F) |
3.4 ° C (38.1°F) |
% 57 | 0% | 1 | Sunrise:07:36 AM Sunset: 05:26 PM |
Moonrise:10:21 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
6.3 ° C (43.3°F) |
17.7 ° C (63.8°F) |
11.4 ° C (52.5°F) |
% 84 | 0% | 3 | Sunrise:07:37 AM Sunset: 05:27 PM |
Moonrise:10:51 AM Moonset: 09:55 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
8.6 ° C (47.5°F) |
17.2 ° C (62.9°F) |
12.2 ° C (53.9°F) |
% 71 | 0% | 4 | Sunrise:07:37 AM Sunset: 05:27 PM |
Moonrise:11:19 AM Moonset: 10:57 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Overcast |
6 ° C (42.8°F) |
10.2 ° C (50.3°F) |
7.7 ° C (45.8°F) |
% 65 | 0% | 2 | Sunrise:07:37 AM Sunset: 05:28 PM |
Moonrise:11:45 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-1.6 ° C (29.1°F) |
7 ° C (44.5°F) |
2.7 ° C (36.8°F) |
% 56 | 0% | 2 | Sunrise:07:38 AM Sunset: 05:29 PM |
Moonrise:12:11 PM Moonset: 12:00 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-2.2 ° C (28°F) |
7.2 ° C (45°F) |
2.1 ° C (35.7°F) |
% 51 | 0% | 2 | Sunrise:07:38 AM Sunset: 05:29 PM |
Moonrise:12:39 PM Moonset: 01:05 AM Moon Phase ( Waxing Gibbous ) |
|
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