Portland Harbour
| Zo | Ma | Di | Wo | Do | Vr | Za | Zo | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Richting | | | | | | | | |
| Gemiddelde (kn) | 10 | 14 | 9 | 14 | 11 | 14 | 13 | 10 |
| Windstoot (kn) | 12 | 19 | 12 | 20 | 16 | 18 | 17 | 15 |
| Golven | | | | | | | | |
| Richting | | | | | | | | |
| Golfhoogte (m) | 0.8 | 0.4 | 0.4 | 0.7 | 0.5 | 0.5 | 0.6 | 0.5 |
| Periode (s) | 5 | 13 | 4 | 5 | 4 | 4 | 5 | 4 |
| Temp. | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 10 |
| Wolken | 100 | 74 | 97 | 15 | 8 | 4 | ||
| Regen |