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
| 05 August 2026 Wednesday 19.2 ° C / 66.6°F  Partly Cloudy |
Feels Like : 20.9 ° C / 69.6°F Humidity : % 84 Pressure : 1018 mb Wind Speed : 3.6 kmph / 2.2 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 55 |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 August 2026 Wednesday |  Sunny |
15 ° C (59°F) |
31.3 ° C (88.3°F) |
23.7 ° C (74.6°F) |
% 70 | 18% | 9.3 | Sunrise:05:54 AM Sunset: 07:58 PM |
Moonrise:11:14 PM Moonset: 01:05 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Partly Cloudy |
19.5 ° C (67.1°F) |
26.6 ° C (79.9°F) |
22.6 ° C (72.6°F) |
% 84 | 62% | 7 | Sunrise:05:55 AM Sunset: 07:57 PM |
Moonrise:11:50 PM Moonset: 02:15 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday |  Thundery outbreaks in nearby |
21.1 ° C (69.9°F) |
29.2 ° C (84.5°F) |
24.4 ° C (75.9°F) |
% 86 | 68% | 7 | Sunrise:05:56 AM Sunset: 07:56 PM |
Moonrise:Does not rise today Moonset: 03:26 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Sunny |
19.4 ° C (66.9°F) |
30.2 ° C (86.3°F) |
24.7 ° C (76.5°F) |
% 83 | 19% | 8 | Sunrise:05:57 AM Sunset: 07:55 PM |
Moonrise:12:36 AM Moonset: 04:35 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
22.7 ° C (72.8°F) |
32.8 ° C (91.1°F) |
27.1 ° C (80.9°F) |
% 78 | 9% | 8 | Sunrise:05:58 AM Sunset: 07:54 PM |
Moonrise:01:34 AM Moonset: 05:38 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
22.5 ° C (72.5°F) |
32.9 ° C (91.1°F) |
27.4 ° C (81.3°F) |
% 76 | 8% | 8 | Sunrise:05:59 AM Sunset: 07:52 PM |
Moonrise:02:44 AM Moonset: 06:32 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
22.5 ° C (72.4°F) |
31.5 ° C (88.7°F) |
27.1 ° C (80.9°F) |
% 79 | 21% | 8 | Sunrise:06:00 AM Sunset: 07:51 PM |
Moonrise:04:02 AM Moonset: 07:15 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday |  Patchy rain nearby |
16.2 ° C (61.2°F) |
26.6 ° C (79.9°F) |
22.4 ° C (72.3°F) |
% 81 | 64% | 6 | Sunrise:06:01 AM Sunset: 07:50 PM |
Moonrise:05:23 AM Moonset: 07:50 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
12.6 ° C (54.7°F) |
23.9 ° C (75°F) |
17.8 ° C (64.1°F) |
% 74 | 7% | 6 | Sunrise:06:02 AM Sunset: 07:49 PM |
Moonrise:06:44 AM Moonset: 08:20 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
13.7 ° C (56.7°F) |
24.7 ° C (76.4°F) |
19 ° C (66.2°F) |
% 76 | 8% | 6 | Sunrise:06:02 AM Sunset: 07:47 PM |
Moonrise:08:01 AM Moonset: 08:47 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
14.6 ° C (58.2°F) |
25.9 ° C (78.7°F) |
19.7 ° C (67.5°F) |
% 76 | 8% | 7 | Sunrise:06:03 AM Sunset: 07:46 PM |
Moonrise:09:15 AM Moonset: 09:12 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
15 ° C (58.9°F) |
26.1 ° C (79.1°F) |
19.9 ° C (67.9°F) |
% 78 | 9% | 7 | Sunrise:06:04 AM Sunset: 07:45 PM |
Moonrise:10:27 AM Moonset: 09:38 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
14.4 ° C (58°F) |
26.8 ° C (80.2°F) |
20.2 ° C (68.3°F) |
% 74 | 6% | 7 | Sunrise:06:05 AM Sunset: 07:43 PM |
Moonrise:11:38 AM Moonset: 10:06 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
17.3 ° C (63.1°F) |
32.7 ° C (90.8°F) |
24.5 ° C (76.1°F) |
% 71 | 6% | 8 | Sunrise:06:06 AM Sunset: 07:42 PM |
Moonrise:12:48 PM Moonset: 10:38 PM Moon Phase ( First Quarter ) |
|
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