Current weather conditions and 15 day weather forecast for Swan, 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.
| 19 September 2026 Saturday 20.2 ° C / 68.3°F ![]() Light rain shower |
Feels Like : 21 ° C / 69.8°F Humidity : % 98 Pressure : 1015 mb Wind Speed : 14.8 kmph / 9.2 miles from SE ![]() Visibility : 10 km Precipitation (rainfall) : 0.64 mm Cloud (%) : 60 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 September 2026 Saturday | Light rain shower |
18.9 ° C (66.1°F) |
23.8 ° C (74.8°F) |
21.3 ° C (70.4°F) |
% 94 | 91% | 4.2 | Sunrise:06:47 AM Sunset: 07:05 PM |
Moonrise:03:46 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Patchy rain nearby |
16.4 ° C (61.6°F) |
26.4 ° C (79.5°F) |
21.4 ° C (70.5°F) |
% 86 | 87% | 5.7 | Sunrise:06:48 AM Sunset: 07:03 PM |
Moonrise:04:23 PM Moonset: 12:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Light rain shower |
13 ° C (55.4°F) |
16.4 ° C (61.6°F) |
14.5 ° C (58.1°F) |
% 96 | 91% | 0.8 | Sunrise:06:49 AM Sunset: 07:01 PM |
Moonrise:04:54 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Patchy rain nearby |
11.7 ° C (53°F) |
13.6 ° C (56.4°F) |
12.7 ° C (54.8°F) |
% 92 | 78% | 3 | Sunrise:06:50 AM Sunset: 07:00 PM |
Moonrise:05:19 PM Moonset: 02:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Patchy rain nearby |
10.8 ° C (51.4°F) |
18.9 ° C (66.1°F) |
14.6 ° C (58.2°F) |
% 80 | 18% | 5 | Sunrise:06:51 AM Sunset: 06:58 PM |
Moonrise:05:42 PM Moonset: 03:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
12.2 ° C (54°F) |
18.6 ° C (65.5°F) |
15 ° C (59°F) |
% 75 | 18% | 5 | Sunrise:06:52 AM Sunset: 06:56 PM |
Moonrise:06:02 PM Moonset: 04:51 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Sunny |
9.8 ° C (49.6°F) |
19.8 ° C (67.7°F) |
14.8 ° C (58.6°F) |
% 79 | 13% | 5 | Sunrise:06:53 AM Sunset: 06:55 PM |
Moonrise:06:22 PM Moonset: 05:52 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
12 ° C (53.5°F) |
20.8 ° C (69.5°F) |
15.8 ° C (60.5°F) |
% 78 | 14% | 6 | Sunrise:06:54 AM Sunset: 06:53 PM |
Moonrise:06:43 PM Moonset: 06:54 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
12.1 ° C (53.7°F) |
22.9 ° C (73.3°F) |
17.1 ° C (62.7°F) |
% 69 | 9% | 6 | Sunrise:06:55 AM Sunset: 06:51 PM |
Moonrise:07:05 PM Moonset: 07:58 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
15.7 ° C (60.3°F) |
22.1 ° C (71.7°F) |
17.7 ° C (63.9°F) |
% 74 | 68% | 5 | Sunrise:06:56 AM Sunset: 06:50 PM |
Moonrise:07:30 PM Moonset: 09:04 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Patchy rain nearby |
15 ° C (59°F) |
17.6 ° C (63.7°F) |
16.4 ° C (61.5°F) |
% 92 | 69% | 4 | Sunrise:06:57 AM Sunset: 06:48 PM |
Moonrise:08:00 PM Moonset: 10:12 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Patchy rain nearby |
12.6 ° C (54.7°F) |
17 ° C (62.6°F) |
14.3 ° C (57.8°F) |
% 85 | 32% | 5 | Sunrise:06:58 AM Sunset: 06:46 PM |
Moonrise:08:37 PM Moonset: 11:22 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
11.4 ° C (52.6°F) |
18.4 ° C (65.1°F) |
14.4 ° C (57.9°F) |
% 80 | 21% | 5 | Sunrise:06:59 AM Sunset: 06:45 PM |
Moonrise:09:24 PM Moonset: 12:32 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Patchy rain nearby |
12.6 ° C (54.8°F) |
18.1 ° C (64.6°F) |
15.1 ° C (59.2°F) |
% 84 | 43% | 4 | Sunrise:07:00 AM Sunset: 06:43 PM |
Moonrise:10:23 PM Moonset: 01:37 PM Moon Phase ( Last Quarter ) |
|