| Name | Gjábakki |
| Type | Automated observational station |
| Station number | 31599 |
| WMO number | -99 |
| Abbreviation | gjabk |
| Forecast region | South(su) |
| Location | 64°14.887', 21°01.382' (64.2481, 21.023) |
| Height above sea-level | 132.0 m a.s.l. |
| Beginning of weather observations | 2012 |
| Station owned by | Vegagerðin |



