| Tue May 21 | Wed May 22 | Thu May 23 | Fri May 24 | |
| Tmin 18-06 |
10°C | 6°C | 4°C | 5°C |
| Tmax 06-18 |
15°C | 14°C | 10°C | 12°C |
| morning 24-06 |
||||
| a.m. 06-12 |
||||
| p.m. 12-18 |
||||
| evening 18-24 |
| Nearby Weather Stations - Llanelli | Distance |
| Pembrey Burrows | 16.0 km |
| Mumbles | 16.0 km |
| Sennybridge | 57.7 km |
| St Athan | 57.8 km |
| Aberporth | 59.3 km |
| Milford Haven | 62.2 km |
| Cardiff Airport | 62.9 km |
| Royal Marines Base Chivenor | 64.9 km |
| Liscombe | 75.4 km |
| Trawscoed | 77.3 km |