Trearddur Bay
| Wo | Do | Vr | Za | Zo | Ma | Di | Wo | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Richting | | | | | | | | |
| Gemiddelde (kn) | 15 | 9 | 15 | 6 | 9 | 8 | 9 | 18 |
| Windstoot (kn) | 19 | 11 | 23 | 8 | 14 | 12 | 11 | 31 |
| Golven | | | | | | | | |
| Richting | | | | | | | | |
| Golfhoogte (m) | 1.6 | 0.5 | 0.6 | 0.2 | 0.8 | 0.8 | 0.6 | 0.6 |
| Periode (s) | 6 | 7 | 5 | 13 | 8 | 11 | 8 | 8 |
| Temp. | 7 | 6 | 4 | 3 | 4 | 4 | 6 | 9 |
| Wolken | 22 | 8 | 91 | 82 | 100 | 100 | ||
| Regen | 1 |