Harlech
| Mi | Do | Fr | Sa | So | Mo | Di | Mi | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Richtung | | | | | | | | |
| Durschnitt (kn) | 30 | 15 | 19 | 22 | 23 | 22 | 14 | 8 |
| Bö (kn) | 37 | 17 | 22 | 26 | 28 | 34 | 20 | 10 |
| Wellen | | | | | | | | |
| Richtung | | | | | | | | |
| Höhe (m) | 2.3 | 1 | 1.3 | 1.4 | 1.4 | 1.1 | 0.7 | 0.5 |
| Periode (s) | 8 | 6 | 6 | 6 | 7 | 7 | 5 | 6 |
| Temp. | 6 | 6 | 8 | 7 | 8 | 10 | 9 | 9 |
| Wolken | 80 | 95 | 31 | 88 | 91 | 48 | 100 | |
| Regen | 1.4 | 1.2 | 0.6 | 0.1 | 0.1 |