Sylen Weather Forecast 15 Days, Weather in Sylen Today
Current weather conditions and 15 day weather forecast for Sylen, 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 Sylen
| 18 December 2025 Thursday 11.3 ° C / 52.3°F  Light rain |
Feels Like : 9.2 ° C / 48.6°F Humidity : % 94 Pressure : 1003 mb Wind Speed : 18 kmph / 11.2 miles from SSE  Visibility : 3.5 km Precipitation (rainfall) : 1.05 mm Cloud (%) : 100 |
15 day weather forecast for Sylen, Wales, UK
Weather Forecast for next 15 Days for Sylen 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday |  Moderate rain |
7 ° C | 9.6 ° C | 9.1 ° C | % 88 | 97% | 0 | Sunrise:08:19 AM Sunset: 04:07 PM |
Moonrise:07:24 AM Moonset: 02:18 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Patchy rain nearby |
7.6 ° C | 9.2 ° C | 8.4 ° C | % 80 | 90% | 0.1 | Sunrise:08:20 AM Sunset: 04:08 PM |
Moonrise:08:28 AM Moonset: 02:59 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Moderate rain |
7.5 ° C | 9 ° C | 8.5 ° C | % 86 | 88% | 0.1 | Sunrise:08:20 AM Sunset: 04:08 PM |
Moonrise:09:22 AM Moonset: 03:54 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Heavy rain |
5.9 ° C | 8.3 ° C | 7.4 ° C | % 90 | 75% | 0 | Sunrise:08:21 AM Sunset: 04:09 PM |
Moonrise:10:02 AM Moonset: 05:01 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy rain nearby |
4.6 ° C | 7.3 ° C | 6.1 ° C | % 87 | 89% | 0.1 | Sunrise:08:21 AM Sunset: 04:09 PM |
Moonrise:10:31 AM Moonset: 06:16 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
4.6 ° C | 5.6 ° C | 5.2 ° C | % 90 | 88% | 2 | Sunrise:08:22 AM Sunset: 04:10 PM |
Moonrise:10:53 AM Moonset: 07:34 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
3 ° C | 5.9 ° C | 4.9 ° C | % 84 | 89% | 1 | Sunrise:08:22 AM Sunset: 04:10 PM |
Moonrise:11:09 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
4.9 ° C | 6.9 ° C | 5.7 ° C | % 91 | 88% | 2 | Sunrise:08:22 AM Sunset: 04:11 PM |
Moonrise:11:22 AM Moonset: 10:10 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Partly Cloudy |
4.5 ° C | 7.7 ° C | 5.6 ° C | % 88 | 0% | 3 | Sunrise:08:23 AM Sunset: 04:12 PM |
Moonrise:11:34 AM Moonset: 11:30 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Overcast |
6.2 ° C | 7.1 ° C | 6.5 ° C | % 89 | 0% | 2 | Sunrise:08:23 AM Sunset: 04:13 PM |
Moonrise:11:45 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Patchy rain nearby |
6.1 ° C | 8.5 ° C | 7.2 ° C | % 89 | 79% | 2 | Sunrise:08:23 AM Sunset: 04:13 PM |
Moonrise:11:57 AM Moonset: 12:50 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Overcast |
5.2 ° C | 7.6 ° C | 6.8 ° C | % 89 | 0% | 2 | Sunrise:08:23 AM Sunset: 04:14 PM |
Moonrise:12:11 PM Moonset: 02:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
3.8 ° C | 5.1 ° C | 4.7 ° C | % 87 | 86% | 1 | Sunrise:08:23 AM Sunset: 04:15 PM |
Moonrise:12:31 PM Moonset: 03:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
2.1 ° C | 4.7 ° C | 3.5 ° C | % 80 | 0% | 1 | Sunrise:08:23 AM Sunset: 04:16 PM |
Moonrise:12:59 PM Moonset: 05:18 AM Moon Phase ( Waxing Gibbous ) |
|
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