Grena
| Th | Fr | Sa | Su | Mo | Tu | We | Th | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Direction | | | | | | | | |
| Average (kn) | 20 | 18 | 11 | 18 | 26 | 14 | 19 | 17 |
| Gust (kn) | 22 | 19 | 10 | 20 | 30 | 15 | 26 | 25 |
| Waves | | | | | | | | |
| Direction | | | | | | | | |
| Height (m) | 1.3 | 1.1 | 0.6 | 0.9 | 1.8 | 1 | 0.5 | 0.2 |
| Period (s) | 5 | 5 | 4 | 4 | 6 | 5 | 3 | 3 |
| Temp. | -1 | -2 | -3 | -1 | -1 | -1 | 1 | 3 |
| Clouds | 100 | 100 | 100 | 71 | 100 | 43 | 87 | |
| Rain | 0.1 |