Union Weather Forecast 15 Days, Weather in Union Today
Current weather conditions and 15 day weather forecast for Union, Washington, 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 Union
| 28 October 2026 Wednesday 6.5 ° C / 43.7°F  Patchy light drizzle |
Feels Like : 4.4 ° C / 39.9°F Humidity : % 96 Pressure : 1012 mb Wind Speed : 10.4 kmph / 6.5 miles from WSW  Visibility : 5 km Precipitation (rainfall) : 0.22 mm Cloud (%) : 70 |
15 day weather forecast for Union, WA, USA
Weather Forecast for next 15 Days for 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 Union, Washington 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 28 October 2026 Wednesday |  Mist |
-1.4 ° C (29.5°F) |
10.3 ° C (50.5°F) |
5.1 ° C (41.1°F) |
% 88 | 74% | 1.5 | Sunrise:07:50 AM Sunset: 06:02 PM |
Moonrise:07:05 PM Moonset: 11:08 AM Moon Phase ( Waning Gibbous ) |
|
| 29 October 2026 Thursday |  Patchy rain nearby |
-1.5 ° C (29.2°F) |
9.2 ° C (48.5°F) |
4.4 ° C (39.9°F) |
% 90 | 89% | 1.5 | Sunrise:07:51 AM Sunset: 06:00 PM |
Moonrise:08:00 PM Moonset: 12:18 PM Moon Phase ( Waning Gibbous ) |
|
| 30 October 2026 Friday |  Light drizzle |
-0.3 ° C (31.4°F) |
8.3 ° C (46.9°F) |
4.2 ° C (39.5°F) |
% 90 | 88% | 1.1 | Sunrise:07:52 AM Sunset: 05:59 PM |
Moonrise:09:08 PM Moonset: 01:16 PM Moon Phase ( Waning Gibbous ) |
|
| 31 October 2026 Saturday |  Light rain shower |
-1 ° C (30.2°F) |
8.9 ° C (48.1°F) |
4.6 ° C (40.2°F) |
% 94 | 86% | 1.3 | Sunrise:07:54 AM Sunset: 05:57 PM |
Moonrise:10:26 PM Moonset: 02:00 PM Moon Phase ( Last Quarter ) |
|
| 01 November 2026 Sunday |  Sunny |
-2.8 ° C (26.9°F) |
11 ° C (51.9°F) |
3.6 ° C (38.5°F) |
% 85 | 16% | 4 | Sunrise:06:55 AM Sunset: 04:55 PM |
Moonrise:10:49 PM Moonset: 01:34 PM Moon Phase ( Last Quarter ) |
|
| 02 November 2026 Monday |  Overcast |
1.6 ° C (34.9°F) |
12.1 ° C (53.9°F) |
6.9 ° C (44.4°F) |
% 69 | 16% | 4 | Sunrise:06:57 AM Sunset: 04:54 PM |
Moonrise:Does not rise today Moonset: 02:00 PM Moon Phase ( Last Quarter ) |
|
| 03 November 2026 Tuesday |  Cloudy |
2.9 ° C (37.1°F) |
12.8 ° C (55.1°F) |
7.5 ° C (45.4°F) |
% 65 | 11% | 4 | Sunrise:06:58 AM Sunset: 04:52 PM |
Moonrise:12:11 AM Moonset: 02:21 PM Moon Phase ( Waning Crescent ) |
|
| 04 November 2026 Wednesday | Overcast |
5.1 ° C (41.2°F) |
14.9 ° C (58.9°F) |
9.6 ° C (49.2°F) |
% 63 | 14% | 4 | Sunrise:07:00 AM Sunset: 04:51 PM |
Moonrise:01:31 AM Moonset: 02:40 PM Moon Phase ( Waning Crescent ) |
|
| 05 November 2026 Thursday | Overcast |
5.3 ° C (41.6°F) |
14.5 ° C (58.1°F) |
9.5 ° C (49.1°F) |
% 62 | 78% | 4 | Sunrise:07:01 AM Sunset: 04:49 PM |
Moonrise:02:50 AM Moonset: 02:58 PM Moon Phase ( Waning Crescent ) |
|
| 06 November 2026 Friday |  Light rain |
6 ° C (42.8°F) |
10.4 ° C (50.6°F) |
8.1 ° C (46.6°F) |
% 89 | 91% | 3 | Sunrise:07:03 AM Sunset: 04:48 PM |
Moonrise:04:09 AM Moonset: 03:16 PM Moon Phase ( Waning Crescent ) |
|
| 07 November 2026 Saturday | Patchy rain nearby |
5.3 ° C (41.6°F) |
9.2 ° C (48.6°F) |
7.5 ° C (45.6°F) |
% 88 | 88% | 2 | Sunrise:07:04 AM Sunset: 04:47 PM |
Moonrise:05:28 AM Moonset: 03:37 PM Moon Phase ( New Moon ) |
|
| 08 November 2026 Sunday | Light rain |
3.2 ° C (37.8°F) |
10.3 ° C (50.6°F) |
8.2 ° C (46.8°F) |
% 77 | 85% | 3 | Sunrise:07:06 AM Sunset: 04:45 PM |
Moonrise:06:48 AM Moonset: 04:01 PM Moon Phase ( New Moon ) |
|
| 09 November 2026 Monday | Light rain |
2.7 ° C (36.8°F) |
10.4 ° C (50.6°F) |
7.3 ° C (45.2°F) |
% 81 | 85% | 3 | Sunrise:07:07 AM Sunset: 04:44 PM |
Moonrise:08:06 AM Moonset: 04:32 PM Moon Phase ( New Moon ) |
|
| 10 November 2026 Tuesday | Light rain |
6.5 ° C (43.7°F) |
10.5 ° C (50.9°F) |
9.2 ° C (48.6°F) |
% 80 | 88% | 3 | Sunrise:07:09 AM Sunset: 04:43 PM |
Moonrise:09:20 AM Moonset: 05:12 PM Moon Phase ( New Moon ) |
|
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