Current weather conditions and 15 day weather forecast for Gillen Airport, 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.
| 18 December 2025 Thursday 4.3 ° C / 39.7°F ![]() Overcast |
Feels Like : -0.7 ° C / 30.8°F Humidity : % 98 Pressure : 1002 mb Wind Speed : 27.7 kmph / 17.2 miles from S ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Moderate rain |
-6.2 ° C (20.9°F) |
9.9 ° C (49.8°F) |
3 ° C (37.4°F) |
% 90 | 87% | 0.1 | Sunrise:07:23 AM Sunset: 04:36 PM |
Moonrise:06:27 AM Moonset: 03:12 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
-8.6 ° C (16.5°F) |
-2.9 ° C (26.9°F) |
-6 ° C (21.2°F) |
% 74 | 0% | 0.3 | Sunrise:07:23 AM Sunset: 04:37 PM |
Moonrise:07:26 AM Moonset: 04:00 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-4.1 ° C (24.7°F) |
2.3 ° C (36.1°F) |
-1.3 ° C (29.6°F) |
% 83 | 0% | 0.2 | Sunrise:07:24 AM Sunset: 04:37 PM |
Moonrise:08:17 AM Moonset: 04:56 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy moderate snow |
-3 ° C (26.7°F) |
3.4 ° C (38.1°F) |
-0.4 ° C (31.2°F) |
% 62 | 75% | 0.3 | Sunrise:07:24 AM Sunset: 04:38 PM |
Moonrise:09:01 AM Moonset: 05:58 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Moderate snow |
-1.7 ° C (29°F) |
0.7 ° C (33.2°F) |
-0.8 ° C (30.6°F) |
% 81 | 88% | 0 | Sunrise:07:25 AM Sunset: 04:38 PM |
Moonrise:09:38 AM Moonset: 07:04 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Mist |
-2.1 ° C (28.1°F) |
7.2 ° C (44.9°F) |
1.9 ° C (35.4°F) |
% 93 | 0% | 1 | Sunrise:07:25 AM Sunset: 04:39 PM |
Moonrise:10:07 AM Moonset: 08:11 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
0.7 ° C (33.2°F) |
7.1 ° C (44.7°F) |
4.2 ° C (39.5°F) |
% 96 | 81% | 1 | Sunrise:07:26 AM Sunset: 04:39 PM |
Moonrise:10:33 AM Moonset: 09:18 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Cloudy |
5.3 ° C (41.6°F) |
9.9 ° C (49.8°F) |
7.1 ° C (44.8°F) |
% 93 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:40 PM |
Moonrise:10:56 AM Moonset: 10:25 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
6.1 ° C (42.9°F) |
18.7 ° C (65.7°F) |
11.5 ° C (52.7°F) |
% 87 | 0% | 4 | Sunrise:07:26 AM Sunset: 04:41 PM |
Moonrise:11:18 AM Moonset: 11:34 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
0.8 ° C (33.5°F) |
5.1 ° C (41.2°F) |
3.1 ° C (37.7°F) |
% 72 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:41 PM |
Moonrise:11:40 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Cloudy |
-3.2 ° C (26.3°F) |
1.6 ° C (35°F) |
-1.1 ° C (30.1°F) |
% 53 | 0% | 1 | Sunrise:07:27 AM Sunset: 04:42 PM |
Moonrise:12:03 PM Moonset: 12:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Light freezing rain |
-2.4 ° C (27.6°F) |
-0.3 ° C (31.4°F) |
-0.7 ° C (30.8°F) |
% 82 | 82% | 1 | Sunrise:07:27 AM Sunset: 04:43 PM |
Moonrise:12:30 PM Moonset: 01:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
-0.1 ° C (31.9°F) |
3.6 ° C (38.5°F) |
3.3 ° C (38°F) |
% 82 | 80% | 1 | Sunrise:07:27 AM Sunset: 04:44 PM |
Moonrise:01:04 PM Moonset: 03:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-3.8 ° C (25.1°F) |
0.4 ° C (32.7°F) |
-1.2 ° C (29.8°F) |
% 68 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:44 PM |
Moonrise:01:46 PM Moonset: 04:34 AM Moon Phase ( Waxing Gibbous ) |
|