Current weather conditions and 15 day weather forecast for Oswego (Township), 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.
| 21 December 2025 Sunday -2.2 ° C / 28°F ![]() Clear |
Feels Like : -8.6 ° C / 16.6°F Humidity : % 69 Pressure : 1019 mb Wind Speed : 23.8 kmph / 14.8 miles from WNW ![]() Visibility : 14 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday | Sunny |
-6.6 ° C (20.1°F) |
7.9 ° C (46.2°F) |
0.1 ° C (32.2°F) |
% 76 | 0% | 0.2 | Sunrise:07:17 AM Sunset: 04:25 PM |
Moonrise:08:11 AM Moonset: 04:43 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-8.2 ° C (17.2°F) |
-0.4 ° C (31.3°F) |
-3.4 ° C (25.8°F) |
% 56 | 0% | 0.3 | Sunrise:07:17 AM Sunset: 04:26 PM |
Moonrise:08:54 AM Moonset: 05:46 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Overcast |
-3.6 ° C (25.5°F) |
2.7 ° C (36.9°F) |
-0.7 ° C (30.7°F) |
% 68 | 0% | 0.1 | Sunrise:07:18 AM Sunset: 04:26 PM |
Moonrise:09:31 AM Moonset: 06:52 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Fog |
0.5 ° C (32.9°F) |
1.5 ° C (34.7°F) |
0.9 ° C (33.6°F) |
% 97 | 0% | 0.3 | Sunrise:07:18 AM Sunset: 04:27 PM |
Moonrise:10:00 AM Moonset: 07:59 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
-0.2 ° C (31.7°F) |
7.1 ° C (44.8°F) |
3.6 ° C (38.5°F) |
% 69 | 88% | 0.2 | Sunrise:07:19 AM Sunset: 04:28 PM |
Moonrise:10:25 AM Moonset: 09:07 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
8.6 ° C (47.4°F) |
14 ° C (57.2°F) |
10.3 ° C (50.6°F) |
% 98 | 89% | 0 | Sunrise:07:19 AM Sunset: 04:28 PM |
Moonrise:10:48 AM Moonset: 10:15 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Cloudy |
-1 ° C (30.2°F) |
4.4 ° C (40°F) |
3.1 ° C (37.5°F) |
% 71 | 0% | 1 | Sunrise:07:19 AM Sunset: 04:29 PM |
Moonrise:11:09 AM Moonset: 11:24 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-1.4 ° C (29.4°F) |
2.8 ° C (37.1°F) |
0.3 ° C (32.5°F) |
% 66 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:30 PM |
Moonrise:11:30 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-1.3 ° C (29.6°F) |
6.6 ° C (43.8°F) |
2.2 ° C (35.9°F) |
% 68 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:30 PM |
Moonrise:11:53 AM Moonset: 12:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Moderate rain |
4.4 ° C (40°F) |
14.9 ° C (58.9°F) |
9.8 ° C (49.6°F) |
% 86 | 86% | 2 | Sunrise:07:20 AM Sunset: 04:31 PM |
Moonrise:12:19 PM Moonset: 01:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
4.3 ° C (39.7°F) |
4.8 ° C (40.7°F) |
5.3 ° C (41.6°F) |
% 85 | 89% | 2 | Sunrise:07:20 AM Sunset: 04:32 PM |
Moonrise:12:52 PM Moonset: 03:07 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
4.6 ° C (40.3°F) |
5.5 ° C (41.8°F) |
5.1 ° C (41.2°F) |
% 89 | 80% | 2 | Sunrise:07:21 AM Sunset: 04:33 PM |
Moonrise:01:34 PM Moonset: 04:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Patchy rain nearby |
5.8 ° C (42.5°F) |
7.2 ° C (44.9°F) |
6.4 ° C (43.5°F) |
% 95 | 87% | 2 | Sunrise:07:21 AM Sunset: 04:34 PM |
Moonrise:02:28 PM Moonset: 05:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Patchy rain nearby |
7.2 ° C (45°F) |
9.9 ° C (49.8°F) |
8.8 ° C (47.8°F) |
% 98 | 89% | 2 | Sunrise:07:21 AM Sunset: 04:34 PM |
Moonrise:03:35 PM Moonset: 06:57 AM Moon Phase ( Waxing Gibbous ) |
|