Grindavik
| Wo | Do | Vr | Za | Zo | Ma | Di | Wo | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Richting | | | | | | | | |
| Gemiddelde (kn) | 13 | 11 | 22 | 21 | 34 | 27 | 18 | 36 |
| Windstoot (kn) | 16 | 14 | 29 | 29 | 47 | 31 | 29 | 39 |
| Golven | | | | | | | | |
| Richting | | | | | | | | |
| Golfhoogte (m) | 1.8 | 1.1 | 3.9 | 3.8 | 8.1 | 6 | 5.2 | 5.8 |
| Periode (s) | 15 | 14 | 14 | 13 | 15 | 14 | 12 | 16 |
| Temp. | -3 | 1 | 6 | 6 | 8 | 4 | 7 | 1 |
| Wolken | 80 | 100 | 99 | 100 | 88 | 100 | 100 | |
| Regen | 1 | 4.4 | 1.3 | 0.9 | 2 | 1.9 |