West Union Weather Forecast 15 Days, Weather in West Union Today
Current weather conditions and 15 day weather forecast for West Union, 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 West Union
| 18 December 2025 Thursday 6.4 ° C / 43.5°F  Clear |
Feels Like : 3.9 ° C / 39°F Humidity : % 75 Pressure : 1015 mb Wind Speed : 12.2 kmph / 7.6 miles from SE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for West Union, IL, USA
Weather Forecast for next 15 Days for West Union 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 West Union, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 December 2025 Wednesday | Sunny |
1.2 ° C (34.2°F) |
12.1 ° C (53.8°F) |
5.2 ° C (41.4°F) |
% 75 | 0% | 0.3 | Sunrise:07:05 AM Sunset: 04:29 PM |
Moonrise:05:08 AM Moonset: 02:27 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Moderate rain |
1.8 ° C (35.3°F) |
10.2 ° C (50.4°F) |
7.5 ° C (45.5°F) |
% 93 | 86% | 0.1 | Sunrise:07:05 AM Sunset: 04:30 PM |
Moonrise:06:08 AM Moonset: 03:07 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
-5.3 ° C (22.5°F) |
0.5 ° C (32.9°F) |
-2.3 ° C (27.8°F) |
% 69 | 0% | 0.3 | Sunrise:07:06 AM Sunset: 04:30 PM |
Moonrise:07:06 AM Moonset: 03:55 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Partly Cloudy |
-3.2 ° C (26.3°F) |
6.8 ° C (44.2°F) |
0.9 ° C (33.6°F) |
% 79 | 0% | 0.3 | Sunrise:07:07 AM Sunset: 04:31 PM |
Moonrise:07:58 AM Moonset: 04:51 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-2.2 ° C (28.1°F) |
5.7 ° C (42.3°F) |
1.1 ° C (34°F) |
% 58 | 0% | 0.4 | Sunrise:07:07 AM Sunset: 04:31 PM |
Moonrise:08:42 AM Moonset: 05:53 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Patchy light drizzle |
-0.7 ° C (30.8°F) |
0.3 ° C (32.6°F) |
-0.1 ° C (31.9°F) |
% 69 | 79% | 0 | Sunrise:07:08 AM Sunset: 04:32 PM |
Moonrise:09:20 AM Moonset: 06:57 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Mist |
0.5 ° C (32.9°F) |
8.3 ° C (46.9°F) |
4.5 ° C (40.1°F) |
% 95 | 0% | 1 | Sunrise:07:08 AM Sunset: 04:32 PM |
Moonrise:09:51 AM Moonset: 08:03 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy rain nearby |
5.8 ° C (42.4°F) |
9.4 ° C (48.9°F) |
8.1 ° C (46.7°F) |
% 96 | 89% | 2 | Sunrise:07:08 AM Sunset: 04:33 PM |
Moonrise:10:18 AM Moonset: 09:09 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
11.3 ° C (52.4°F) |
13.7 ° C (56.7°F) |
13.2 ° C (55.8°F) |
% 92 | 87% | 3 | Sunrise:07:09 AM Sunset: 04:34 PM |
Moonrise:10:43 AM Moonset: 10:14 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
9.9 ° C (49.8°F) |
20.6 ° C (69.1°F) |
15.2 ° C (59.4°F) |
% 88 | 0% | 5 | Sunrise:07:09 AM Sunset: 04:34 PM |
Moonrise:11:06 AM Moonset: 11:21 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
5.4 ° C (41.6°F) |
9.6 ° C (49.2°F) |
9.9 ° C (49.8°F) |
% 74 | 0% | 3 | Sunrise:07:10 AM Sunset: 04:35 PM |
Moonrise:11:29 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
0.1 ° C (32.2°F) |
4.4 ° C (40°F) |
2.3 ° C (36.1°F) |
% 57 | 0% | 2 | Sunrise:07:10 AM Sunset: 04:36 PM |
Moonrise:11:54 AM Moonset: 12:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
-0.2 ° C (31.7°F) |
2.1 ° C (35.8°F) |
1.7 ° C (35°F) |
% 64 | 70% | 1 | Sunrise:07:10 AM Sunset: 04:36 PM |
Moonrise:12:22 PM Moonset: 01:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
4.7 ° C (40.4°F) |
11.1 ° C (52°F) |
9.1 ° C (48.3°F) |
% 72 | 73% | 2 | Sunrise:07:10 AM Sunset: 04:37 PM |
Moonrise:12:57 PM Moonset: 02:57 AM Moon Phase ( Waxing Gibbous ) |
|
Add a link to your web page; copy and paste this html to your web page