Union City Weather Forecast 15 Days, Weather in Union City Today
Current weather conditions and 15 day weather forecast for Union City, California, 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 City
| 12 February 2026 Thursday 11.7 ° C / 53.1°F  Overcast |
Feels Like : 10.5 ° C / 51°F Humidity : % 77 Pressure : 1021 mb Wind Speed : 10.8 kmph / 6.7 miles from SE  Visibility : 16 km Precipitation (rainfall) : 0.02 mm Cloud (%) : 100 |
15 day weather forecast for Union City, CA, USA
Weather Forecast for next 15 Days for Union City 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 City, California 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 February 2026 Thursday |  Patchy rain nearby |
8.8 ° C (47.8°F) |
17.7 ° C (63.9°F) |
12.6 ° C (54.7°F) |
% 81 | 89% | 0.6 | Sunrise:07:01 AM Sunset: 05:45 PM |
Moonrise:04:00 AM Moonset: 01:01 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday |  Mist |
5.6 ° C (42.1°F) |
14.2 ° C (57.6°F) |
9.5 ° C (49°F) |
% 91 | 0% | 0.8 | Sunrise:07:00 AM Sunset: 05:46 PM |
Moonrise:04:49 AM Moonset: 01:59 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday |  Fog |
8.5 ° C (47.3°F) |
11.9 ° C (53.4°F) |
9.8 ° C (49.6°F) |
% 92 | 0% | 0.7 | Sunrise:06:59 AM Sunset: 05:47 PM |
Moonrise:05:32 AM Moonset: 03:02 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday |  Moderate rain |
8.2 ° C (46.7°F) |
14.4 ° C (58°F) |
11.6 ° C (52.9°F) |
% 78 | 83% | 0.5 | Sunrise:06:57 AM Sunset: 05:48 PM |
Moonrise:06:09 AM Moonset: 04:07 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Moderate rain |
7.9 ° C (46.2°F) |
12.5 ° C (54.4°F) |
10.1 ° C (50.2°F) |
% 85 | 82% | 0 | Sunrise:06:56 AM Sunset: 05:49 PM |
Moonrise:06:40 AM Moonset: 05:14 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Patchy rain nearby |
6.6 ° C (43.9°F) |
10 ° C (50°F) |
8.1 ° C (46.6°F) |
% 84 | 86% | 2 | Sunrise:06:55 AM Sunset: 05:50 PM |
Moonrise:07:08 AM Moonset: 06:20 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Patchy rain nearby |
5 ° C (41.1°F) |
12 ° C (53.7°F) |
8.6 ° C (47.5°F) |
% 73 | 84% | 2 | Sunrise:06:54 AM Sunset: 05:51 PM |
Moonrise:07:33 AM Moonset: 07:28 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday | Patchy rain nearby |
5.3 ° C (41.6°F) |
12 ° C (53.6°F) |
8.5 ° C (47.3°F) |
% 80 | 89% | 2 | Sunrise:06:53 AM Sunset: 05:52 PM |
Moonrise:07:58 AM Moonset: 08:35 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Sunny |
7 ° C (44.6°F) |
14 ° C (57.1°F) |
9.7 ° C (49.5°F) |
% 70 | 0% | 3 | Sunrise:06:51 AM Sunset: 05:53 PM |
Moonrise:08:23 AM Moonset: 09:45 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Patchy rain nearby |
6.4 ° C (43.5°F) |
15.5 ° C (59.8°F) |
10.4 ° C (50.8°F) |
% 73 | 77% | 3 | Sunrise:06:50 AM Sunset: 05:54 PM |
Moonrise:08:50 AM Moonset: 10:56 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Patchy rain nearby |
8.4 ° C (47.1°F) |
10.2 ° C (50.3°F) |
9.3 ° C (48.8°F) |
% 89 | 89% | 2 | Sunrise:06:49 AM Sunset: 05:55 PM |
Moonrise:09:22 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday |  Partly Cloudy |
8 ° C (46.4°F) |
14.6 ° C (58.3°F) |
10.6 ° C (51°F) |
% 80 | 0% | 4 | Sunrise:06:47 AM Sunset: 05:56 PM |
Moonrise:10:00 AM Moonset: 12:09 AM Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday | Partly Cloudy |
6.8 ° C (44.2°F) |
15 ° C (59°F) |
10.4 ° C (50.7°F) |
% 79 | 0% | 4 | Sunrise:06:46 AM Sunset: 05:57 PM |
Moonrise:10:46 AM Moonset: 01:23 AM Moon Phase ( First Quarter ) |
|
| 25 February 2026 Wednesday | Partly Cloudy |
7 ° C (44.6°F) |
16 ° C (60.7°F) |
11 ° C (51.8°F) |
% 78 | 0% | 4 | Sunrise:06:45 AM Sunset: 05:58 PM |
Moonrise:11:43 AM Moonset: 02:33 AM Moon Phase ( Waxing Gibbous ) |
|
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