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
| 22 March 2026 Sunday 30.1 ° C / 86.2°F  Sunny |
Feels Like : 29 ° C / 84.2°F Humidity : % 43 Pressure : 1003 mb Wind Speed : 14 kmph / 8.7 miles from W  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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 22 March 2026 Sunday |  Patchy rain nearby |
5.1 ° C (41.2°F) |
32.4 ° C (90.3°F) |
19.7 ° C (67.4°F) |
% 63 | 84% | 1.3 | Sunrise:06:51 AM Sunset: 07:05 PM |
Moonrise:08:33 AM Moonset: 11:53 PM Moon Phase ( Waxing Crescent ) |
|
| 23 March 2026 Monday |  Cloudy |
1.1 ° C (34°F) |
9.6 ° C (49.3°F) |
4.9 ° C (40.8°F) |
% 65 | 0% | 1.3 | Sunrise:06:49 AM Sunset: 07:06 PM |
Moonrise:09:16 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 24 March 2026 Tuesday | Cloudy |
-0.7 ° C (30.7°F) |
10.9 ° C (51.6°F) |
5.2 ° C (41.3°F) |
% 66 | 0% | 1.3 | Sunrise:06:48 AM Sunset: 07:07 PM |
Moonrise:10:08 AM Moonset: 01:08 AM Moon Phase ( Waxing Crescent ) |
|
| 25 March 2026 Wednesday | Sunny |
2.1 ° C (35.8°F) |
16.9 ° C (62.4°F) |
10.1 ° C (50.1°F) |
% 74 | 0% | 1.5 | Sunrise:06:46 AM Sunset: 07:08 PM |
Moonrise:11:11 AM Moonset: 02:14 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday |  Moderate rain |
12.8 ° C (55°F) |
26.6 ° C (79.9°F) |
18.2 ° C (64.8°F) |
% 82 | 82% | 1.3 | Sunrise:06:45 AM Sunset: 07:09 PM |
Moonrise:12:20 PM Moonset: 03:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Moderate rain |
0.5 ° C (32.8°F) |
6.2 ° C (43.1°F) |
6.3 ° C (43.3°F) |
% 77 | 85% | 0 | Sunrise:06:43 AM Sunset: 07:10 PM |
Moonrise:01:34 PM Moonset: 03:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Sunny |
-0.9 ° C (30.3°F) |
11.3 ° C (52.3°F) |
4.5 ° C (40°F) |
% 57 | 0% | 2 | Sunrise:06:41 AM Sunset: 07:11 PM |
Moonrise:02:45 PM Moonset: 04:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Sunny |
2.6 ° C (36.8°F) |
15.5 ° C (59.9°F) |
8.4 ° C (47.1°F) |
% 62 | 0% | 3 | Sunrise:06:40 AM Sunset: 07:12 PM |
Moonrise:03:55 PM Moonset: 05:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Patchy rain nearby |
5.2 ° C (41.3°F) |
16.7 ° C (62°F) |
11 ° C (51.9°F) |
% 66 | 89% | 3 | Sunrise:06:38 AM Sunset: 07:13 PM |
Moonrise:05:02 PM Moonset: 05:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Moderate rain |
11.4 ° C (52.4°F) |
15.6 ° C (60.1°F) |
13.7 ° C (56.7°F) |
% 86 | 89% | 3 | Sunrise:06:37 AM Sunset: 07:14 PM |
Moonrise:06:07 PM Moonset: 05:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Patchy rain nearby |
14.4 ° C (57.9°F) |
22.7 ° C (72.9°F) |
18.1 ° C (64.6°F) |
% 81 | 74% | 4 | Sunrise:06:35 AM Sunset: 07:15 PM |
Moonrise:07:10 PM Moonset: 06:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Moderate rain |
11.4 ° C (52.5°F) |
18.3 ° C (64.9°F) |
16.6 ° C (61.9°F) |
% 86 | 89% | 4 | Sunrise:06:33 AM Sunset: 07:16 PM |
Moonrise:08:13 PM Moonset: 06:33 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
4.1 ° C (39.4°F) |
6.4 ° C (43.6°F) |
5.8 ° C (42.4°F) |
% 83 | 89% | 2 | Sunrise:06:32 AM Sunset: 07:17 PM |
Moonrise:09:17 PM Moonset: 06:57 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Patchy rain nearby |
2.2 ° C (35.9°F) |
9.6 ° C (49.3°F) |
7.2 ° C (44.9°F) |
% 82 | 83% | 2 | Sunrise:06:30 AM Sunset: 07:18 PM |
Moonrise:10:20 PM Moonset: 07:24 AM Moon Phase ( Waning Gibbous ) |
|
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