Carmarthen / Caerfyrddin Town Weather Forecast 15 Days, Weather in Carmarthen / Caerfyrddin Today
Current weather conditions and 15 day weather forecast for Carmarthen / Caerfyrddin, 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 Carmarthen / Caerfyrddin
| 21 March 2026 Saturday 6.2 ° C / 43.2°F  Mist |
Feels Like : 5.2 ° C / 41.3°F Humidity : % 93 Pressure : 1017 mb Wind Speed : 5.8 kmph / 3.6 miles from N  Visibility : 4.5 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Carmarthen / Caerfyrddin, Wales, UK
Weather Forecast for next 15 Days for Carmarthen / Caerfyrddin 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 March 2026 Saturday |  Sunny |
5.3 ° C | 12.6 ° C | 8.4 ° C | % 81 | 0% | 3 | Sunrise:06:18 AM Sunset: 06:32 PM |
Moonrise:06:47 AM Moonset: 10:25 PM Moon Phase ( Waxing Crescent ) |
|
| 22 March 2026 Sunday |  Partly Cloudy |
4 ° C | 11.8 ° C | 7.8 ° C | % 74 | 0% | 3 | Sunrise:06:15 AM Sunset: 06:34 PM |
Moonrise:07:07 AM Moonset: 11:57 PM Moon Phase ( Waxing Crescent ) |
|
| 23 March 2026 Monday |  Cloudy |
5.7 ° C | 9.9 ° C | 7.8 ° C | % 86 | 0% | 2 | Sunrise:06:13 AM Sunset: 06:35 PM |
Moonrise:07:34 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 24 March 2026 Tuesday |  Patchy rain nearby |
6 ° C | 10.9 ° C | 8.8 ° C | % 90 | 87% | 2 | Sunrise:06:11 AM Sunset: 06:37 PM |
Moonrise:08:13 AM Moonset: 01:24 AM Moon Phase ( Waxing Crescent ) |
|
| 25 March 2026 Wednesday | Patchy rain nearby |
3.6 ° C | 7.1 ° C | 5.1 ° C | % 69 | 89% | 3 | Sunrise:06:08 AM Sunset: 06:39 PM |
Moonrise:09:10 AM Moonset: 02:38 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday | Patchy rain nearby |
2 ° C | 8.8 ° C | 5.4 ° C | % 78 | 82% | 2 | Sunrise:06:06 AM Sunset: 06:41 PM |
Moonrise:10:24 AM Moonset: 03:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Patchy rain nearby |
7.9 ° C | 10.9 ° C | 9.5 ° C | % 94 | 86% | 2 | Sunrise:06:04 AM Sunset: 06:42 PM |
Moonrise:11:49 AM Moonset: 04:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Partly Cloudy |
3.1 ° C | 9.2 ° C | 6.1 ° C | % 78 | 0% | 3 | Sunrise:06:02 AM Sunset: 06:44 PM |
Moonrise:01:15 PM Moonset: 04:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Patchy rain nearby |
4.8 ° C | 9.7 ° C | 8.1 ° C | % 86 | 89% | 2 | Sunrise:05:59 AM Sunset: 06:46 PM |
Moonrise:02:39 PM Moonset: 04:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Partly Cloudy |
6.5 ° C | 10 ° C | 8.2 ° C | % 73 | 0% | 3 | Sunrise:06:57 AM Sunset: 07:48 PM |
Moonrise:04:59 PM Moonset: 06:06 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Patchy rain nearby |
7.6 ° C | 11.9 ° C | 9.7 ° C | % 84 | 0% | 2 | Sunrise:06:55 AM Sunset: 07:49 PM |
Moonrise:06:17 PM Moonset: 06:17 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Cloudy |
2.9 ° C | 8.2 ° C | 6.4 ° C | % 75 | 0% | 2 | Sunrise:06:52 AM Sunset: 07:51 PM |
Moonrise:07:33 PM Moonset: 06:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Patchy rain nearby |
1.3 ° C | 7.8 ° C | 4.6 ° C | % 66 | 0% | 1 | Sunrise:06:50 AM Sunset: 07:53 PM |
Moonrise:08:49 PM Moonset: 06:38 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday |  Overcast |
-0.4 ° C | 7.1 ° C | 4 ° C | % 67 | 0% | 1 | Sunrise:06:48 AM Sunset: 07:54 PM |
Moonrise:10:04 PM Moonset: 06:50 AM Moon Phase ( Waning Gibbous ) |
|
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