Llansteffan Weather Forecast 15 Days, Weather in Llansteffan Today
Current weather conditions and 15 day weather forecast for Llansteffan, 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 Llansteffan
| 19 December 2025 Friday 10.2 ° C / 50.4°F  Patchy rain nearby |
Feels Like : 6.8 ° C / 44.2°F Humidity : % 71 Pressure : 1005 mb Wind Speed : 30.6 kmph / 19 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0.03 mm Cloud (%) : 25 |
15 day weather forecast for Llansteffan, Wales, UK
Weather Forecast for next 15 Days for Llansteffan 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 December 2025 Friday | Patchy rain nearby |
7.8 ° C | 9.3 ° C | 8.6 ° C | % 81 | 95% | 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 | Patchy rain nearby |
7.6 ° C | 8.9 ° C | 8.1 ° C | % 85 | 89% | 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 |  Moderate rain |
5.8 ° C | 8.1 ° C | 6.6 ° C | % 85 | 89% | 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 |  Sunny |
3.9 ° C | 6.8 ° C | 5.1 ° C | % 84 | 0% | 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 | Sunny |
3.3 ° C | 5.9 ° C | 4 ° C | % 87 | 0% | 0.1 | Sunrise:08:22 AM Sunset: 04:10 PM |
Moonrise:10:53 AM Moonset: 07:34 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Overcast |
3.3 ° C | 6.6 ° C | 5.3 ° C | % 85 | 0% | 2 | Sunrise:08:22 AM Sunset: 04:10 PM |
Moonrise:11:09 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
2.7 ° C | 5.5 ° C | 4.1 ° C | % 80 | 0% | 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 |
2.6 ° C | 5.8 ° C | 3.8 ° C | % 80 | 0% | 2 | 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 |
2.8 ° C | 5.4 ° C | 4.1 ° C | % 85 | 0% | 1 | Sunrise:08:23 AM Sunset: 04:13 PM |
Moonrise:11:45 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
1.1 ° C | 4.3 ° C | 3.2 ° C | % 81 | 0% | 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 | Sunny |
0.8 ° C | 3.1 ° C | 1.4 ° C | % 79 | 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 | Sunny |
-0 ° C | 2.7 ° C | 0.8 ° C | % 78 | 0% | 2 | Sunrise:08:23 AM Sunset: 04:15 PM |
Moonrise:12:31 PM Moonset: 03:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
0.1 ° C | 3.1 ° C | 1.5 ° C | % 81 | 0% | 2 | Sunrise:08:23 AM Sunset: 04:16 PM |
Moonrise:12:59 PM Moonset: 05:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Overcast |
1.7 ° C | 4.3 ° C | 2.8 ° C | % 79 | 0% | 1 | Sunrise:08:23 AM Sunset: 04:17 PM |
Moonrise:01:41 PM Moonset: 06:47 AM Moon Phase ( Waxing Gibbous ) |
|
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