Clear Lake Weather Forecast 15 Days, Weather in Clear Lake Today
Current weather conditions and 15 day weather forecast for Clear Lake, 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 Clear Lake
| 08 February 2026 Sunday -1.1 ° C / 30°F  Sunny |
Feels Like : -7.4 ° C / 18.7°F Humidity : % 55 Pressure : 1024 mb Wind Speed : 25.6 kmph / 15.9 miles from SE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Clear Lake, IL, USA
Weather Forecast for next 15 Days for Clear Lake 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 Clear Lake, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 February 2026 Sunday | Sunny |
-4.6 ° C (23.7°F) |
10.3 ° C (50.5°F) |
1.5 ° C (34.7°F) |
% 49 | 0% | 0.5 | Sunrise:06:59 AM Sunset: 05:27 PM |
Moonrise:No moonrise Moonset: 10:01 AM Moon Phase ( Waning Gibbous ) |
|
| 09 February 2026 Monday |  Overcast |
-2.4 ° C (27.7°F) |
3.5 ° C (38.3°F) |
-0.4 ° C (31.3°F) |
% 80 | 0% | 0.6 | Sunrise:06:58 AM Sunset: 05:28 PM |
Moonrise:12:56 AM Moonset: 10:30 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday | Overcast |
0.7 ° C (33.3°F) |
11.3 ° C (52.3°F) |
3.8 ° C (38.9°F) |
% 85 | 0% | 0.6 | Sunrise:06:57 AM Sunset: 05:29 PM |
Moonrise:01:58 AM Moonset: 11:05 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday | Sunny |
-2.2 ° C (28°F) |
7 ° C (44.6°F) |
1.6 ° C (34.9°F) |
% 71 | 0% | 0.6 | Sunrise:06:56 AM Sunset: 05:30 PM |
Moonrise:02:58 AM Moonset: 11:47 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday |  Patchy rain nearby |
-0.7 ° C (30.8°F) |
6.3 ° C (43.4°F) |
2.4 ° C (36.3°F) |
% 60 | 85% | 0 | Sunrise:06:55 AM Sunset: 05:32 PM |
Moonrise:03:55 AM Moonset: 12:37 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday | Patchy rain nearby |
0.4 ° C (32.6°F) |
2.2 ° C (36°F) |
1.4 ° C (34.5°F) |
% 95 | 70% | 1 | Sunrise:06:53 AM Sunset: 05:33 PM |
Moonrise:04:44 AM Moonset: 01:35 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Patchy rain nearby |
1.7 ° C (35°F) |
2.7 ° C (36.8°F) |
2.2 ° C (36°F) |
% 95 | 88% | 1 | Sunrise:06:52 AM Sunset: 05:34 PM |
Moonrise:05:27 AM Moonset: 02:38 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday |  Partly Cloudy |
0.6 ° C (33.2°F) |
10.4 ° C (50.7°F) |
4.7 ° C (40.4°F) |
% 78 | 0% | 2 | Sunrise:06:51 AM Sunset: 05:35 PM |
Moonrise:06:02 AM Moonset: 03:46 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Overcast |
0.7 ° C (33.3°F) |
12.9 ° C (55.2°F) |
6.7 ° C (44°F) |
% 71 | 0% | 2 | Sunrise:06:50 AM Sunset: 05:36 PM |
Moonrise:06:32 AM Moonset: 04:54 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Partly Cloudy |
8.7 ° C (47.7°F) |
18.2 ° C (64.8°F) |
13.2 ° C (55.7°F) |
% 71 | 0% | 4 | Sunrise:06:48 AM Sunset: 05:38 PM |
Moonrise:06:59 AM Moonset: 06:02 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Patchy rain nearby |
6.7 ° C (44.1°F) |
19.6 ° C (67.3°F) |
13.8 ° C (56.9°F) |
% 69 | 73% | 3 | Sunrise:06:47 AM Sunset: 05:39 PM |
Moonrise:07:23 AM Moonset: 07:11 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday | Patchy rain nearby |
1.8 ° C (35.2°F) |
3.8 ° C (38.9°F) |
3.4 ° C (38.1°F) |
% 80 | 88% | 1 | Sunrise:06:46 AM Sunset: 05:40 PM |
Moonrise:07:46 AM Moonset: 08:20 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Heavy rain |
-1.4 ° C (29.4°F) |
15.4 ° C (59.8°F) |
7.6 ° C (45.6°F) |
% 77 | 89% | 2 | Sunrise:06:44 AM Sunset: 05:41 PM |
Moonrise:08:09 AM Moonset: 09:31 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Overcast |
-4.6 ° C (23.8°F) |
1.1 ° C (33.9°F) |
-2.3 ° C (27.8°F) |
% 56 | 0% | 1 | Sunrise:06:43 AM Sunset: 05:42 PM |
Moonrise:08:34 AM Moonset: 10:44 PM Moon Phase ( Waxing Crescent ) |
|
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