South Wilmington Weather Forecast 15 Days, Weather in South Wilmington Today
Current weather conditions and 15 day weather forecast for South Wilmington, Illinois, 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 South Wilmington
| 21 December 2025 Sunday -3.2 ° C / 26.2°F  Clear |
Feels Like : -9.3 ° C / 15.2°F Humidity : % 70 Pressure : 1024 mb Wind Speed : 20.2 kmph / 12.5 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for South Wilmington, IL, USA
Weather Forecast for next 15 Days for South Wilmington 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 South Wilmington, Illinois 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 December 2025 Sunday | Sunny |
-6.8 ° C (19.8°F) |
1.9 ° C (35.4°F) |
-1.8 ° C (28.8°F) |
% 54 | 0% | 0.3 | Sunrise:07:16 AM Sunset: 04:27 PM |
Moonrise:08:52 AM Moonset: 05:48 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Partly Cloudy |
-2.4 ° C (27.7°F) |
4 ° C (39.2°F) |
0.3 ° C (32.5°F) |
% 66 | 0% | 0.1 | Sunrise:07:16 AM Sunset: 04:28 PM |
Moonrise:09:29 AM Moonset: 06:53 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Fog |
0.6 ° C (33.1°F) |
2 ° C (35.6°F) |
1.6 ° C (35°F) |
% 95 | 0% | 0.3 | Sunrise:07:17 AM Sunset: 04:28 PM |
Moonrise:09:59 AM Moonset: 08:01 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy rain nearby |
0.5 ° C (32.9°F) |
8.4 ° C (47.2°F) |
5 ° C (41.1°F) |
% 69 | 89% | 0.2 | Sunrise:07:17 AM Sunset: 04:29 PM |
Moonrise:10:24 AM Moonset: 09:08 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
12.3 ° C (54.1°F) |
16.9 ° C (62.4°F) |
14.7 ° C (58.5°F) |
% 93 | 89% | 0 | Sunrise:07:17 AM Sunset: 04:30 PM |
Moonrise:10:47 AM Moonset: 10:15 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
0.2 ° C (32.4°F) |
5.9 ° C (42.6°F) |
4.5 ° C (40.1°F) |
% 70 | 0% | 2 | Sunrise:07:18 AM Sunset: 04:30 PM |
Moonrise:11:09 AM Moonset: 11:24 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-1.4 ° C (29.5°F) |
3.4 ° C (38.1°F) |
0.6 ° C (33°F) |
% 65 | 0% | 2 | Sunrise:07:18 AM Sunset: 04:31 PM |
Moonrise:11:31 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-0.6 ° C (31°F) |
7.9 ° C (46.2°F) |
3 ° C (37.4°F) |
% 66 | 0% | 2 | Sunrise:07:18 AM Sunset: 04:32 PM |
Moonrise:11:54 AM Moonset: 12:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
5.5 ° C (41.9°F) |
16.1 ° C (61°F) |
11.6 ° C (52.9°F) |
% 81 | 89% | 3 | Sunrise:07:19 AM Sunset: 04:33 PM |
Moonrise:12:20 PM Moonset: 01:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
5.2 ° C (41.4°F) |
6 ° C (42.8°F) |
6.5 ° C (43.6°F) |
% 86 | 88% | 2 | Sunrise:07:19 AM Sunset: 04:33 PM |
Moonrise:12:53 PM Moonset: 03:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
5.7 ° C (42.3°F) |
6.6 ° C (43.9°F) |
6.2 ° C (43.1°F) |
% 91 | 83% | 2 | Sunrise:07:19 AM Sunset: 04:34 PM |
Moonrise:01:36 PM Moonset: 04:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Patchy rain nearby |
6.7 ° C (44.1°F) |
9.1 ° C (48.4°F) |
8 ° C (46.5°F) |
% 98 | 84% | 2 | Sunrise:07:19 AM Sunset: 04:35 PM |
Moonrise:02:30 PM Moonset: 05:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday |  Overcast |
10.2 ° C (50.4°F) |
11.4 ° C (52.5°F) |
10.7 ° C (51.2°F) |
% 93 | 0% | 3 | Sunrise:07:19 AM Sunset: 04:36 PM |
Moonrise:03:37 PM Moonset: 06:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Partly Cloudy |
8.7 ° C (47.6°F) |
13.7 ° C (56.6°F) |
10.7 ° C (51.3°F) |
% 86 | 0% | 4 | Sunrise:07:19 AM Sunset: 04:37 PM |
Moonrise:04:54 PM Moonset: 07:53 AM Moon Phase ( Full Moon ) |
|
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