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.
| 10 May 2026 Sunday 13.9 ° C / 57°F ![]() Sunny |
Feels Like : 12.4 ° C / 54.3°F Humidity : % 34 Pressure : 1020 mb Wind Speed : 18.7 kmph / 11.6 miles from NW ![]() Visibility : 16 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 May 2026 Sunday | Sunny |
3.9 ° C (39°F) |
19.1 ° C (66.4°F) |
12.7 ° C (54.9°F) |
% 39 | 0% | 7 | Sunrise:05:41 AM Sunset: 08:06 PM |
Moonrise:02:27 AM Moonset: 01:07 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Sunny |
3.7 ° C (38.6°F) |
17 ° C (62.6°F) |
10.4 ° C (50.7°F) |
% 57 | 0% | 7.1 | Sunrise:05:40 AM Sunset: 08:07 PM |
Moonrise:02:49 AM Moonset: 02:15 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Patchy rain nearby |
6.9 ° C (44.4°F) |
21.6 ° C (70.9°F) |
13.7 ° C (56.6°F) |
% 69 | 89% | 0 | Sunrise:05:38 AM Sunset: 08:08 PM |
Moonrise:03:10 AM Moonset: 03:26 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Partly Cloudy |
7.1 ° C (44.8°F) |
15.5 ° C (59.9°F) |
11.7 ° C (53°F) |
% 71 | 0% | 4 | Sunrise:05:37 AM Sunset: 08:09 PM |
Moonrise:03:32 AM Moonset: 04:39 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
4.5 ° C (40.1°F) |
19.5 ° C (67.2°F) |
12.1 ° C (53.8°F) |
% 64 | 0% | 4 | Sunrise:05:36 AM Sunset: 08:10 PM |
Moonrise:03:55 AM Moonset: 05:56 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
13.4 ° C (56.1°F) |
27.2 ° C (81°F) |
19 ° C (66.3°F) |
% 70 | 70% | 4 | Sunrise:05:35 AM Sunset: 08:11 PM |
Moonrise:04:22 AM Moonset: 07:18 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Moderate rain |
17.9 ° C (64.2°F) |
27.6 ° C (81.7°F) |
21.8 ° C (71.2°F) |
% 79 | 78% | 5 | Sunrise:05:34 AM Sunset: 08:12 PM |
Moonrise:04:56 AM Moonset: 08:41 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Partly Cloudy |
13 ° C (55.5°F) |
19.4 ° C (66.9°F) |
16.4 ° C (61.6°F) |
% 71 | 0% | 5 | Sunrise:05:33 AM Sunset: 08:13 PM |
Moonrise:05:40 AM Moonset: 10:00 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
9.5 ° C (49.1°F) |
20.5 ° C (68.9°F) |
14.7 ° C (58.4°F) |
% 69 | 0% | 4 | Sunrise:05:32 AM Sunset: 08:14 PM |
Moonrise:06:37 AM Moonset: 11:10 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
9.8 ° C (49.7°F) |
19.5 ° C (67.1°F) |
16 ° C (60.8°F) |
% 84 | 85% | 4 | Sunrise:05:32 AM Sunset: 08:15 PM |
Moonrise:07:46 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
18.9 ° C (66°F) |
29.1 ° C (84.5°F) |
23.7 ° C (74.7°F) |
% 80 | 0% | 6 | Sunrise:05:31 AM Sunset: 08:16 PM |
Moonrise:09:03 AM Moonset: 12:05 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Moderate rain |
19.1 ° C (66.4°F) |
28.2 ° C (82.8°F) |
23 ° C (73.4°F) |
% 89 | 85% | 5 | Sunrise:05:30 AM Sunset: 08:17 PM |
Moonrise:10:21 AM Moonset: 12:47 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Overcast |
12.5 ° C (54.4°F) |
19.4 ° C (66.8°F) |
15.8 ° C (60.4°F) |
% 89 | 0% | 4 | Sunrise:05:29 AM Sunset: 08:18 PM |
Moonrise:11:37 AM Moonset: 01:19 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Sunny |
11.1 ° C (51.9°F) |
22.9 ° C (73.3°F) |
16.7 ° C (62.1°F) |
% 75 | 0% | 5 | Sunrise:05:28 AM Sunset: 08:19 PM |
Moonrise:12:49 PM Moonset: 01:45 AM Moon Phase ( First Quarter ) |
|