Winnebago Weather Forecast 15 Days, Weather in Winnebago Today
Current weather conditions and 15 day weather forecast for Winnebago, 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 Winnebago
| 06 December 2025 Saturday -2.2 ° C / 28°F  Overcast |
Feels Like : -7.3 ° C / 18.9°F Humidity : % 77 Pressure : 1009 mb Wind Speed : 15.8 kmph / 9.8 miles from SW  Visibility : 14 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15 day weather forecast for Winnebago, IL, USA
Weather Forecast for next 15 Days for Winnebago 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 Winnebago, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Sunny |
-16.8 ° C (1.8°F) |
0.1 ° C (32.2°F) |
-8.2 ° C (17.3°F) |
% 72 | 0% | 0.3 | Sunrise:07:10 AM Sunset: 04:24 PM |
Moonrise:04:51 PM Moonset: 08:20 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday |  Mist |
-8.3 ° C (17.1°F) |
-3 ° C (26.6°F) |
-3.9 ° C (24.9°F) |
% 93 | 0% | 0.3 | Sunrise:07:11 AM Sunset: 04:24 PM |
Moonrise:06:04 PM Moonset: 09:25 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday |  Moderate snow |
-13 ° C (8.6°F) |
-1.5 ° C (29.3°F) |
-3.9 ° C (25°F) |
% 89 | 79% | 0.3 | Sunrise:07:12 AM Sunset: 04:24 PM |
Moonrise:07:23 PM Moonset: 10:14 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Overcast |
-17.5 ° C (0.5°F) |
-4.2 ° C (24.4°F) |
-11 ° C (12.1°F) |
% 87 | 0% | 0.3 | Sunrise:07:13 AM Sunset: 04:24 PM |
Moonrise:08:40 PM Moonset: 10:52 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday |  Moderate or heavy snow showers |
-9.8 ° C (14.4°F) |
0.4 ° C (32.6°F) |
-2.4 ° C (27.8°F) |
% 93 | 88% | 0.3 | Sunrise:07:14 AM Sunset: 04:24 PM |
Moonrise:09:54 PM Moonset: 11:21 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday |  Blowing snow |
-9.7 ° C (14.6°F) |
-0.8 ° C (30.6°F) |
-1.7 ° C (29°F) |
% 91 | 79% | 0 | Sunrise:07:15 AM Sunset: 04:24 PM |
Moonrise:11:03 PM Moonset: 11:45 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday |  Heavy snow |
-11.7 ° C (11°F) |
-6 ° C (21.1°F) |
-7.9 ° C (17.7°F) |
% 92 | 63% | 1 | Sunrise:07:16 AM Sunset: 04:24 PM |
Moonrise:No moonrise Moonset: 12:05 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday |  Partly Cloudy |
-14.4 ° C (6.1°F) |
-8.9 ° C (16°F) |
-10.4 ° C (13.2°F) |
% 89 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:24 PM |
Moonrise:12:08 AM Moonset: 12:24 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday |  Patchy moderate snow |
-15.2 ° C (4.7°F) |
-6.9 ° C (19.5°F) |
-12.1 ° C (10.3°F) |
% 89 | 80% | 1 | Sunrise:07:17 AM Sunset: 04:24 PM |
Moonrise:01:11 AM Moonset: 12:42 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday |  Light freezing rain |
-17.9 ° C (-0.2°F) |
-10.9 ° C (12.4°F) |
-13.9 ° C (7°F) |
% 88 | 60% | 1 | Sunrise:07:18 AM Sunset: 04:24 PM |
Moonrise:02:14 AM Moonset: 01:02 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
-17.4 ° C (0.8°F) |
-11.9 ° C (10.6°F) |
-14.1 ° C (6.6°F) |
% 89 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:25 PM |
Moonrise:03:17 AM Moonset: 01:24 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Partly Cloudy |
-19.6 ° C (-3.2°F) |
-12.3 ° C (9.8°F) |
-17.2 ° C (1°F) |
% 92 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:25 PM |
Moonrise:04:20 AM Moonset: 01:50 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Mist |
-18.2 ° C (-0.8°F) |
-6.1 ° C (21°F) |
-12.2 ° C (10°F) |
% 90 | 0% | 1 | Sunrise:07:20 AM Sunset: 04:25 PM |
Moonrise:05:25 AM Moonset: 02:21 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Heavy snow |
-10.5 ° C (13°F) |
-6 ° C (21.2°F) |
-7.9 ° C (17.8°F) |
% 92 | 89% | 1 | Sunrise:07:21 AM Sunset: 04:26 PM |
Moonrise:06:27 AM Moonset: 03:00 PM Moon Phase ( Waning Crescent ) |
|
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