Mount Vernon Weather Forecast 15 Days, Weather in Mount Vernon Today
Current weather conditions and 15 day weather forecast for Mount Vernon, 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 Mount Vernon
| 12 February 2026 Thursday 7.7 ° C / 45.9°F  Clear |
Feels Like : 6 ° C / 42.9°F Humidity : % 40 Pressure : 1027 mb Wind Speed : 10.1 kmph / 6.3 miles from N  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Mount Vernon, IL, USA
Weather Forecast for next 15 Days for Mount Vernon 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 Mount Vernon, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 February 2026 Wednesday | Sunny |
-0.6 ° C (30.9°F) |
13.3 ° C (55.9°F) |
5.5 ° C (41.8°F) |
% 57 | 0% | 0.7 | Sunrise:06:50 AM Sunset: 05:30 PM |
Moonrise:02:49 AM Moonset: 11:50 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday |  Cloudy |
-2.4 ° C (27.7°F) |
7.9 ° C (46.2°F) |
2.9 ° C (37.3°F) |
% 76 | 0% | 0.6 | Sunrise:06:49 AM Sunset: 05:31 PM |
Moonrise:03:45 AM Moonset: 12:40 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday |  Mist |
-2.8 ° C (27°F) |
13 ° C (55.4°F) |
3.8 ° C (38.8°F) |
% 85 | 0% | 0.7 | Sunrise:06:48 AM Sunset: 05:32 PM |
Moonrise:04:35 AM Moonset: 01:38 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday |  Patchy rain nearby |
-1.1 ° C (30°F) |
11.5 ° C (52.7°F) |
5 ° C (41°F) |
% 84 | 70% | 0.2 | Sunrise:06:47 AM Sunset: 05:33 PM |
Moonrise:05:18 AM Moonset: 02:40 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Patchy rain nearby |
5.7 ° C (42.3°F) |
14.1 ° C (57.4°F) |
9.3 ° C (48.7°F) |
% 86 | 84% | 0.5 | Sunrise:06:46 AM Sunset: 05:34 PM |
Moonrise:05:55 AM Moonset: 03:47 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Sunny |
1.6 ° C (34.9°F) |
13.3 ° C (56°F) |
5.5 ° C (41.9°F) |
% 74 | 0% | 0 | Sunrise:06:44 AM Sunset: 05:35 PM |
Moonrise:06:26 AM Moonset: 04:53 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Cloudy |
5.4 ° C (41.8°F) |
15.4 ° C (59.7°F) |
10.6 ° C (51°F) |
% 79 | 0% | 3 | Sunrise:06:43 AM Sunset: 05:36 PM |
Moonrise:06:54 AM Moonset: 06:01 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Sunny |
8.7 ° C (47.6°F) |
16.3 ° C (61.3°F) |
13.4 ° C (56.1°F) |
% 62 | 0% | 4 | Sunrise:06:42 AM Sunset: 05:37 PM |
Moonrise:07:19 AM Moonset: 07:08 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Partly Cloudy |
4.2 ° C (39.6°F) |
17.8 ° C (64°F) |
10.1 ° C (50.2°F) |
% 65 | 0% | 4 | Sunrise:06:41 AM Sunset: 05:39 PM |
Moonrise:07:43 AM Moonset: 08:16 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Moderate rain |
5.5 ° C (41.9°F) |
8.1 ° C (46.7°F) |
7.3 ° C (45.1°F) |
% 75 | 89% | 2 | Sunrise:06:39 AM Sunset: 05:40 PM |
Moonrise:08:07 AM Moonset: 09:26 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Patchy rain nearby |
1.8 ° C (35.3°F) |
5.8 ° C (42.4°F) |
4.6 ° C (40.3°F) |
% 90 | 88% | 1 | Sunrise:06:38 AM Sunset: 05:41 PM |
Moonrise:08:34 AM Moonset: 10:38 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Sunny |
-1.9 ° C (28.5°F) |
8.4 ° C (47.2°F) |
2.5 ° C (36.6°F) |
% 69 | 0% | 2 | Sunrise:06:37 AM Sunset: 05:42 PM |
Moonrise:09:04 AM Moonset: 11:52 PM Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday | Partly Cloudy |
-0.7 ° C (30.7°F) |
9.1 ° C (48.3°F) |
4.1 ° C (39.4°F) |
% 66 | 0% | 2 | Sunrise:06:35 AM Sunset: 05:43 PM |
Moonrise:09:41 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday | Patchy rain nearby |
6.1 ° C (42.9°F) |
14.2 ° C (57.6°F) |
10.2 ° C (50.3°F) |
% 84 | 87% | 3 | Sunrise:06:34 AM Sunset: 05:44 PM |
Moonrise:10:25 AM Moonset: 01:06 AM Moon Phase ( First Quarter ) |
|
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