Swansea / Abertawe City Weather Forecast 15 Days, Weather in Swansea / Abertawe Today
Current weather conditions and 15 day weather forecast for Swansea / Abertawe, Wales, UK 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 Swansea / Abertawe
| 16 December 2025 Tuesday 8.1 ° C / 46.6°F  Sunny |
Feels Like : 8.1 ° C / 46.7°F Humidity : % 81 Pressure : 1013 mb Wind Speed : 3.6 kmph / 2.2 miles from NNW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Swansea / Abertawe, Wales, UK
Weather Forecast for next 15 Days for Swansea / Abertawe including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is your temperature trend for the next 15 Days. 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 December 2025 Tuesday |  Partly Cloudy |
5 ° C | 7.9 ° C | 6.1 ° C | % 85 | 0% | 0.1 | Sunrise:08:16 AM Sunset: 04:06 PM |
Moonrise:04:58 AM Moonset: 01:27 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Moderate rain |
5.2 ° C | 9.3 ° C | 7.7 ° C | % 87 | 87% | 0 | Sunrise:08:17 AM Sunset: 04:06 PM |
Moonrise:06:11 AM Moonset: 01:48 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Heavy rain |
6.8 ° C | 10.8 ° C | 8.8 ° C | % 92 | 80% | 0 | Sunrise:08:18 AM Sunset: 04:07 PM |
Moonrise:07:22 AM Moonset: 02:17 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Patchy rain nearby |
6 ° C | 8.7 ° C | 7.3 ° C | % 79 | 89% | 0.1 | Sunrise:08:18 AM Sunset: 04:07 PM |
Moonrise:08:27 AM Moonset: 02:59 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Moderate rain |
7.3 ° C | 9.2 ° C | 8.4 ° C | % 88 | 81% | 0 | Sunrise:08:19 AM Sunset: 04:07 PM |
Moonrise:09:20 AM Moonset: 03:54 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
5.2 ° C | 7.8 ° C | 6.5 ° C | % 84 | 78% | 2 | Sunrise:08:20 AM Sunset: 04:08 PM |
Moonrise:10:01 AM Moonset: 05:01 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
4.2 ° C | 6.8 ° C | 5.2 ° C | % 88 | 0% | 3 | Sunrise:08:20 AM Sunset: 04:08 PM |
Moonrise:10:30 AM Moonset: 06:15 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
4.2 ° C | 6.7 ° C | 5 ° C | % 83 | 0% | 2 | Sunrise:08:21 AM Sunset: 04:09 PM |
Moonrise:10:52 AM Moonset: 07:33 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
2.8 ° C | 6.9 ° C | 4.4 ° C | % 82 | 0% | 2 | Sunrise:08:21 AM Sunset: 04:10 PM |
Moonrise:11:08 AM Moonset: 08:51 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Cloudy |
3.5 ° C | 6.2 ° C | 4.8 ° C | % 80 | 0% | 1 | Sunrise:08:21 AM Sunset: 04:10 PM |
Moonrise:11:21 AM Moonset: 10:09 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
2.7 ° C | 6.2 ° C | 4.8 ° C | % 73 | 0% | 2 | Sunrise:08:21 AM Sunset: 04:11 PM |
Moonrise:11:33 AM Moonset: 11:29 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
2 ° C | 4.8 ° C | 2.9 ° C | % 74 | 0% | 2 | Sunrise:08:22 AM Sunset: 04:12 PM |
Moonrise:11:44 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
0.7 ° C | 3.4 ° C | 1.9 ° C | % 73 | 0% | 2 | Sunrise:08:22 AM Sunset: 04:13 PM |
Moonrise:11:56 AM Moonset: 12:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
0.3 ° C | 4.7 ° C | 2.1 ° C | % 73 | 0% | 2 | Sunrise:08:22 AM Sunset: 04:14 PM |
Moonrise:12:11 PM Moonset: 02:14 AM Moon Phase ( Waxing Gibbous ) |
|
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