Barnwell Weather Forecast 15 Days, Weather in Barnwell Today
Current weather conditions and 15 day weather forecast for Barnwell, 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 Barnwell
| 21 March 2026 Saturday 12.1 ° C / 53.8°F  Overcast |
Feels Like : 10.8 ° C / 51.5°F Humidity : % 62 Pressure : 1017 mb Wind Speed : 12.2 kmph / 7.6 miles from SW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Barnwell, SC, USA
Weather Forecast for next 15 Days for Barnwell 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 Barnwell, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 March 2026 Saturday |  Sunny |
11 ° C (51.8°F) |
29.5 ° C (85.1°F) |
20 ° C (68°F) |
% 54 | 0% | 1.4 | Sunrise:07:28 AM Sunset: 07:38 PM |
Moonrise:08:44 AM Moonset: 10:55 PM Moon Phase ( Waxing Crescent ) |
|
| 22 March 2026 Sunday | Sunny |
16.4 ° C (61.5°F) |
29.7 ° C (85.5°F) |
22.8 ° C (73.1°F) |
% 61 | 0% | 1.6 | Sunrise:07:27 AM Sunset: 07:39 PM |
Moonrise:09:23 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 March 2026 Monday | Sunny |
14.8 ° C (58.6°F) |
25.8 ° C (78.4°F) |
19.9 ° C (67.9°F) |
% 64 | 0% | 1.5 | Sunrise:07:25 AM Sunset: 07:40 PM |
Moonrise:10:09 AM Moonset: 12:08 AM Moon Phase ( Waxing Crescent ) |
|
| 24 March 2026 Tuesday |  Partly Cloudy |
11 ° C (51.8°F) |
17.1 ° C (62.7°F) |
13.6 ° C (56.4°F) |
% 49 | 0% | 1.3 | Sunrise:07:24 AM Sunset: 07:40 PM |
Moonrise:11:04 AM Moonset: 01:19 AM Moon Phase ( Waxing Crescent ) |
|
| 25 March 2026 Wednesday |  Moderate rain |
8.4 ° C (47.1°F) |
13 ° C (55.4°F) |
10.5 ° C (50.9°F) |
% 77 | 79% | 0 | Sunrise:07:23 AM Sunset: 07:41 PM |
Moonrise:12:06 PM Moonset: 02:25 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday | Partly Cloudy |
12.8 ° C (55°F) |
26.5 ° C (79.7°F) |
18.9 ° C (66.1°F) |
% 74 | 0% | 5 | Sunrise:07:21 AM Sunset: 07:42 PM |
Moonrise:01:14 PM Moonset: 03:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Sunny |
16.9 ° C (62.4°F) |
29.7 ° C (85.4°F) |
22.1 ° C (71.7°F) |
% 65 | 0% | 6 | Sunrise:07:20 AM Sunset: 07:43 PM |
Moonrise:02:23 PM Moonset: 04:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday |  Patchy rain nearby |
6.9 ° C (44.5°F) |
16.6 ° C (62°F) |
13.7 ° C (56.7°F) |
% 74 | 86% | 3 | Sunrise:07:19 AM Sunset: 07:43 PM |
Moonrise:03:32 PM Moonset: 04:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Patchy rain nearby |
7.2 ° C (45°F) |
20.3 ° C (68.6°F) |
13.3 ° C (55.9°F) |
% 80 | 87% | 3 | Sunrise:07:17 AM Sunset: 07:44 PM |
Moonrise:04:36 PM Moonset: 05:26 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Patchy rain nearby |
16.7 ° C (62.1°F) |
27.2 ° C (80.9°F) |
20.9 ° C (69.7°F) |
% 78 | 88% | 5 | Sunrise:07:16 AM Sunset: 07:45 PM |
Moonrise:05:39 PM Moonset: 05:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday |  Cloudy |
13.8 ° C (56.8°F) |
27.4 ° C (81.4°F) |
20.8 ° C (69.4°F) |
% 74 | 0% | 5 | Sunrise:07:15 AM Sunset: 07:45 PM |
Moonrise:06:39 PM Moonset: 06:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Sunny |
16.9 ° C (62.4°F) |
29.3 ° C (84.7°F) |
23 ° C (73.5°F) |
% 67 | 0% | 6 | Sunrise:07:13 AM Sunset: 07:46 PM |
Moonrise:07:39 PM Moonset: 06:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Patchy rain nearby |
4.9 ° C (40.7°F) |
19.9 ° C (67.7°F) |
12.7 ° C (54.9°F) |
% 86 | 86% | 3 | Sunrise:07:12 AM Sunset: 07:47 PM |
Moonrise:08:38 PM Moonset: 07:14 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
4.4 ° C (39.9°F) |
27.1 ° C (80.8°F) |
17.4 ° C (63.4°F) |
% 78 | 89% | 4 | Sunrise:07:11 AM Sunset: 07:48 PM |
Moonrise:09:38 PM Moonset: 07:41 AM Moon Phase ( Waning Gibbous ) |
|
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