Current weather conditions and 15 day weather forecast for Rantoul, 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 8.5 ° C / 47.3°F ![]() Overcast |
Feels Like : 3.8 ° C / 38.8°F Humidity : % 97 Pressure : 997 mb Wind Speed : 43.2 kmph / 26.8 miles from S ![]() Visibility : 11 km Precipitation (rainfall) : 0.3 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 |
-0.6 ° C (30.9°F) |
11.4 ° C (52.5°F) |
5.6 ° C (42.1°F) |
% 90 | 84% | 0 | Sunrise:07:10 AM Sunset: 04:28 PM |
Moonrise:06:14 AM Moonset: 03:05 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Overcast |
-7.8 ° C (18°F) |
-3.2 ° C (26.2°F) |
-5.1 ° C (22.9°F) |
% 73 | 0% | 0.3 | Sunrise:07:11 AM Sunset: 04:29 PM |
Moonrise:07:12 AM Moonset: 03:53 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-3.7 ° C (25.4°F) |
4.3 ° C (39.7°F) |
-0.4 ° C (31.2°F) |
% 83 | 0% | 0.2 | Sunrise:07:12 AM Sunset: 04:29 PM |
Moonrise:08:04 AM Moonset: 04:48 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy moderate snow |
-2.9 ° C (26.7°F) |
5.3 ° C (41.6°F) |
0.2 ° C (32.4°F) |
% 60 | 67% | 0.3 | Sunrise:07:12 AM Sunset: 04:30 PM |
Moonrise:08:48 AM Moonset: 05:50 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Moderate snow |
-2.4 ° C (27.7°F) |
4.1 ° C (39.3°F) |
0 ° C (32°F) |
% 70 | 72% | 0 | Sunrise:07:13 AM Sunset: 04:30 PM |
Moonrise:09:25 AM Moonset: 06:55 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
1.2 ° C (34.2°F) |
9.6 ° C (49.3°F) |
4.9 ° C (40.7°F) |
% 78 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:31 PM |
Moonrise:09:56 AM Moonset: 08:02 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Moderate rain |
5.1 ° C (41.2°F) |
14.2 ° C (57.6°F) |
10.6 ° C (51°F) |
% 96 | 81% | 3 | Sunrise:07:13 AM Sunset: 04:31 PM |
Moonrise:10:22 AM Moonset: 09:09 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
4.7 ° C (40.4°F) |
16.4 ° C (61.5°F) |
12.1 ° C (53.7°F) |
% 69 | 0% | 4 | Sunrise:07:14 AM Sunset: 04:32 PM |
Moonrise:10:45 AM Moonset: 10:15 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
0.1 ° C (32.3°F) |
6 ° C (42.7°F) |
2.4 ° C (36.3°F) |
% 57 | 0% | 2 | Sunrise:07:14 AM Sunset: 04:33 PM |
Moonrise:11:08 AM Moonset: 11:23 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-2.5 ° C (27.5°F) |
3.3 ° C (38°F) |
0.4 ° C (32.7°F) |
% 52 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:33 PM |
Moonrise:11:30 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-6.3 ° C (20.6°F) |
-3.3 ° C (26°F) |
-4.2 ° C (24.4°F) |
% 52 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:34 PM |
Moonrise:11:54 AM Moonset: 12:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-9.8 ° C (14.3°F) |
-3.7 ° C (25.3°F) |
-7 ° C (19.4°F) |
% 44 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:35 PM |
Moonrise:12:21 PM Moonset: 01:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-7.8 ° C (18°F) |
-1.4 ° C (29.5°F) |
-5.2 ° C (22.7°F) |
% 38 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:35 PM |
Moonrise:12:55 PM Moonset: 03:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-6.1 ° C (21°F) |
1.2 ° C (34.2°F) |
-3.1 ° C (26.3°F) |
% 48 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:36 PM |
Moonrise:01:38 PM Moonset: 04:22 AM Moon Phase ( Waxing Gibbous ) |
|