Gwithian
| Dl | Dm | Dc | Dj | Dv | Ds | Dg | Dl | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direcció | | | | | | | | |
| Mitjana (kn) | 1 | 18 | 13 | 9 | 16 | 15 | 9 | 5 |
| Ràfega (kn) | 2 | 20 | 17 | 11 | 21 | 18 | 11 | 5 |
| Onades | | | | | | | | |
| Direcció | | | | | | | | |
| Alçada (m) | 1.2 | 1.4 | 1 | 0.5 | 1 | 2.1 | 1.6 | 0.9 |
| Període (s) | 9 | 6 | 6 | 10 | 9 | 10 | 9 | 8 |
| Temp. | 13 | 14 | 14 | 15 | 16 | 15 | 17 | 15 |
| Núvols | 2 | 39 | 93 | 46 | 84 | 12 | 100 | 1 |
| Pluja | 0.4 | 0.1 |