Current weather conditions and 15 day weather forecast for Rock Creek, 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 4.4 ° C / 39.9°F ![]() Overcast |
Feels Like : -0.4 ° C / 31.4°F Humidity : % 87 Pressure : 1001 mb Wind Speed : 25.9 kmph / 16.1 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 |
-6.3 ° C (20.7°F) |
10.6 ° C (51.1°F) |
3.9 ° C (39°F) |
% 87 | 89% | 0.2 | Sunrise:07:25 AM Sunset: 04:40 PM |
Moonrise:06:29 AM Moonset: 03:16 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
-7.2 ° C (19°F) |
-1.3 ° C (29.7°F) |
-4.7 ° C (23.6°F) |
% 68 | 0% | 0.3 | Sunrise:07:25 AM Sunset: 04:40 PM |
Moonrise:07:27 AM Moonset: 04:04 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-3 ° C (26.7°F) |
2.7 ° C (36.9°F) |
-0.7 ° C (30.7°F) |
% 77 | 0% | 0.2 | Sunrise:07:26 AM Sunset: 04:41 PM |
Moonrise:08:18 AM Moonset: 05:00 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Light freezing rain |
-1.9 ° C (28.6°F) |
4.2 ° C (39.5°F) |
0.5 ° C (32.8°F) |
% 61 | 86% | 0.3 | Sunrise:07:26 AM Sunset: 04:41 PM |
Moonrise:09:03 AM Moonset: 06:02 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Moderate snow |
-1.2 ° C (29.8°F) |
1.7 ° C (35°F) |
-0.2 ° C (31.7°F) |
% 83 | 66% | 0 | Sunrise:07:27 AM Sunset: 04:42 PM |
Moonrise:09:39 AM Moonset: 07:08 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Sunny |
-1.2 ° C (29.9°F) |
8.6 ° C (47.5°F) |
3.1 ° C (37.6°F) |
% 91 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:42 PM |
Moonrise:10:10 AM Moonset: 08:14 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
2.3 ° C (36.1°F) |
8.1 ° C (46.6°F) |
5.3 ° C (41.6°F) |
% 96 | 84% | 2 | Sunrise:07:28 AM Sunset: 04:43 PM |
Moonrise:10:36 AM Moonset: 09:22 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Cloudy |
6.2 ° C (43.2°F) |
11.3 ° C (52.4°F) |
8.1 ° C (46.6°F) |
% 92 | 0% | 2 | Sunrise:07:28 AM Sunset: 04:44 PM |
Moonrise:10:59 AM Moonset: 10:28 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
7.3 ° C (45.2°F) |
18.7 ° C (65.7°F) |
12.1 ° C (53.7°F) |
% 85 | 0% | 4 | Sunrise:07:28 AM Sunset: 04:44 PM |
Moonrise:11:21 AM Moonset: 11:36 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
1.2 ° C (34.2°F) |
5.2 ° C (41.3°F) |
3.2 ° C (37.7°F) |
% 70 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:45 PM |
Moonrise:11:43 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-2.4 ° C (27.7°F) |
2.1 ° C (35.8°F) |
-0.5 ° C (31.2°F) |
% 53 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:46 PM |
Moonrise:12:06 PM Moonset: 12:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Moderate or heavy freezing rain |
-2.6 ° C (27.3°F) |
0.2 ° C (32.4°F) |
-0.2 ° C (31.6°F) |
% 84 | 85% | 1 | Sunrise:07:29 AM Sunset: 04:46 PM |
Moonrise:12:34 PM Moonset: 01:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
0 ° C (32.1°F) |
3.6 ° C (38.5°F) |
3 ° C (37.5°F) |
% 82 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:47 PM |
Moonrise:01:07 PM Moonset: 03:17 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-3.4 ° C (25.8°F) |
0.8 ° C (33.4°F) |
-0.8 ° C (30.6°F) |
% 67 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:48 PM |
Moonrise:01:50 PM Moonset: 04:36 AM Moon Phase ( Waxing Gibbous ) |
|