Winthrop Harbor Weather Forecast 15 Days, Weather in Winthrop Harbor Today
Current weather conditions and 15 day weather forecast for Winthrop Harbor, 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 Winthrop Harbor
| 09 February 2026 Monday -2.8 ° C / 27°F  Sunny |
Feels Like : -7.7 ° C / 18.1°F Humidity : % 63 Pressure : 1021 mb Wind Speed : 14.4 kmph / 8.9 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Winthrop Harbor, IL, USA
Weather Forecast for next 15 Days for Winthrop Harbor 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 Winthrop Harbor, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 February 2026 Monday | Sunny |
-6.4 ° C (20.5°F) |
6.7 ° C (44.1°F) |
-0.7 ° C (30.7°F) |
% 71 | 0% | 0.5 | Sunrise:06:56 AM Sunset: 05:16 PM |
Moonrise:12:57 AM Moonset: 10:14 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday |  Cloudy |
-2.1 ° C (28.2°F) |
1.2 ° C (34.2°F) |
-0.3 ° C (31.4°F) |
% 87 | 0% | 0.5 | Sunrise:06:55 AM Sunset: 05:18 PM |
Moonrise:02:01 AM Moonset: 10:47 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday |  Partly Cloudy |
-4.7 ° C (23.5°F) |
1 ° C (33.8°F) |
-2.1 ° C (28.2°F) |
% 78 | 0% | 0.5 | Sunrise:06:53 AM Sunset: 05:19 PM |
Moonrise:03:02 AM Moonset: 11:28 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday |  Mist |
-7.1 ° C (19.2°F) |
0.1 ° C (32.3°F) |
-3.5 ° C (25.7°F) |
% 90 | 84% | 0.4 | Sunrise:06:52 AM Sunset: 05:20 PM |
Moonrise:03:59 AM Moonset: 12:18 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday |  Patchy moderate snow |
-2.7 ° C (27.2°F) |
0.8 ° C (33.5°F) |
-0.5 ° C (31.1°F) |
% 88 | 88% | 0 | Sunrise:06:51 AM Sunset: 05:22 PM |
Moonrise:04:48 AM Moonset: 01:16 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Partly Cloudy |
-1.1 ° C (30.1°F) |
2.3 ° C (36.1°F) |
0.2 ° C (32.4°F) |
% 83 | 0% | 2 | Sunrise:06:49 AM Sunset: 05:23 PM |
Moonrise:05:30 AM Moonset: 02:21 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Sunny |
-0 ° C (32°F) |
2.8 ° C (37°F) |
1 ° C (33.8°F) |
% 82 | 0% | 2 | Sunrise:06:48 AM Sunset: 05:24 PM |
Moonrise:06:04 AM Moonset: 03:30 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Cloudy |
-0.1 ° C (31.8°F) |
3.9 ° C (39.1°F) |
2.1 ° C (35.8°F) |
% 93 | 0% | 1 | Sunrise:06:46 AM Sunset: 05:25 PM |
Moonrise:06:32 AM Moonset: 04:40 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Partly Cloudy |
4.4 ° C (40°F) |
10.8 ° C (51.4°F) |
6.9 ° C (44.4°F) |
% 82 | 0% | 3 | Sunrise:06:45 AM Sunset: 05:27 PM |
Moonrise:06:56 AM Moonset: 05:52 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Sunny |
0.6 ° C (33°F) |
4.3 ° C (39.8°F) |
2.5 ° C (36.4°F) |
% 75 | 0% | 2 | Sunrise:06:43 AM Sunset: 05:28 PM |
Moonrise:07:18 AM Moonset: 07:02 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Moderate rain |
2.1 ° C (35.8°F) |
9.1 ° C (48.4°F) |
5.6 ° C (42.1°F) |
% 92 | 86% | 2 | Sunrise:06:42 AM Sunset: 05:29 PM |
Moonrise:07:39 AM Moonset: 08:14 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Blizzard |
-0.4 ° C (31.2°F) |
1 ° C (33.8°F) |
0.3 ° C (32.5°F) |
% 96 | 65% | 1 | Sunrise:06:41 AM Sunset: 05:31 PM |
Moonrise:08:00 AM Moonset: 09:27 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday |  Blowing snow |
-11.5 ° C (11.2°F) |
-7.7 ° C (18.2°F) |
-8.7 ° C (16.3°F) |
% 83 | 67% | 1 | Sunrise:06:39 AM Sunset: 05:32 PM |
Moonrise:08:23 AM Moonset: 10:42 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday |  Light snow showers |
-12.5 ° C (9.4°F) |
-8.1 ° C (17.5°F) |
-9.3 ° C (15.2°F) |
% 84 | 89% | 1 | Sunrise:06:37 AM Sunset: 05:33 PM |
Moonrise:08:50 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
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