Old Mill Creek Weather Forecast 15 Days, Weather in Old Mill Creek Today
Current weather conditions and 15 day weather forecast for Old Mill 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.
Current weather conditions at Old Mill Creek
| 13 September 2026 Sunday 21.4 ° C / 70.5°F  Clear |
Feels Like : 21.5 ° C / 70.7°F Humidity : % 81 Pressure : 1013 mb Wind Speed : 14 kmph / 8.7 miles from NNW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Old Mill Creek, IL, USA
Weather Forecast for next 15 Days for Old Mill Creek 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 Old Mill Creek, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 September 2026 Saturday | Sunny |
16.8 ° C (62.2°F) |
32.7 ° C (90.9°F) |
23.7 ° C (74.7°F) |
% 67 | 8% | 6.1 | Sunrise:06:28 AM Sunset: 07:07 PM |
Moonrise:08:06 AM Moonset: 07:35 PM Moon Phase ( New Moon ) |
|
| 13 September 2026 Sunday | Sunny |
13.1 ° C (55.6°F) |
20.6 ° C (69.1°F) |
16.3 ° C (61.3°F) |
% 63 | 8% | 5.1 | Sunrise:06:29 AM Sunset: 07:05 PM |
Moonrise:09:23 AM Moonset: 08:00 PM Moon Phase ( Waxing Crescent ) |
|
| 14 September 2026 Monday | Sunny |
13.3 ° C (56°F) |
19.3 ° C (66.8°F) |
16.6 ° C (61.9°F) |
% 65 | 7% | 6 | Sunrise:06:30 AM Sunset: 07:04 PM |
Moonrise:10:38 AM Moonset: 08:28 PM Moon Phase ( Waxing Crescent ) |
|
| 15 September 2026 Tuesday |  Light rain shower |
16.5 ° C (61.7°F) |
22.2 ° C (72°F) |
19.1 ° C (66.3°F) |
% 86 | 90% | 4.1 | Sunrise:06:31 AM Sunset: 07:02 PM |
Moonrise:11:51 AM Moonset: 09:01 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday |  Overcast |
15.8 ° C (60.5°F) |
19.2 ° C (66.6°F) |
17.4 ° C (63.4°F) |
% 82 | 87% | 0.9 | Sunrise:06:33 AM Sunset: 07:00 PM |
Moonrise:01:01 PM Moonset: 09:41 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Light rain shower |
17.8 ° C (64°F) |
19.2 ° C (66.6°F) |
18.5 ° C (65.3°F) |
% 95 | 93% | 4 | Sunrise:06:34 AM Sunset: 06:58 PM |
Moonrise:02:04 PM Moonset: 10:29 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday |  Patchy rain nearby |
16.1 ° C (61°F) |
17.6 ° C (63.7°F) |
16.9 ° C (62.3°F) |
% 72 | 55% | 4 | Sunrise:06:35 AM Sunset: 06:56 PM |
Moonrise:02:58 PM Moonset: 11:23 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Sunny |
14.3 ° C (57.7°F) |
16.3 ° C (61.4°F) |
15.6 ° C (60°F) |
% 67 | 36% | 5 | Sunrise:06:36 AM Sunset: 06:55 PM |
Moonrise:03:43 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Sunny |
14.2 ° C (57.6°F) |
18.1 ° C (64.6°F) |
16.7 ° C (62°F) |
% 59 | 3% | 5 | Sunrise:06:37 AM Sunset: 06:53 PM |
Moonrise:04:19 PM Moonset: 12:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Sunny |
16.6 ° C (61.8°F) |
18.6 ° C (65.5°F) |
17.8 ° C (64°F) |
% 65 | 5% | 5 | Sunrise:06:38 AM Sunset: 06:51 PM |
Moonrise:04:48 PM Moonset: 01:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
15.6 ° C (60°F) |
20.2 ° C (68.3°F) |
18.1 ° C (64.5°F) |
% 70 | 6% | 5 | Sunrise:06:39 AM Sunset: 06:49 PM |
Moonrise:05:13 PM Moonset: 02:31 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
17.2 ° C (62.9°F) |
21.1 ° C (69.9°F) |
19.6 ° C (67.2°F) |
% 74 | 8% | 6 | Sunrise:06:40 AM Sunset: 06:48 PM |
Moonrise:05:34 PM Moonset: 03:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Sunny |
18.8 ° C (65.9°F) |
21.6 ° C (70.9°F) |
20.6 ° C (69.1°F) |
% 70 | 7% | 6 | Sunrise:06:41 AM Sunset: 06:46 PM |
Moonrise:05:53 PM Moonset: 04:38 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Sunny |
17.8 ° C (64°F) |
24.2 ° C (75.5°F) |
20.5 ° C (68.9°F) |
% 72 | 57% | 6 | Sunrise:06:42 AM Sunset: 06:44 PM |
Moonrise:06:12 PM Moonset: 05:40 AM Moon Phase ( Full Moon ) |
|
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