Gdynia — tempestas per mensem, aqua temperatus

In mediocris quotidie temperatus maximum — 21.4°C August. Maximum temperatus nocte mediocris — 16.6°C August. Minimum quotidie mediocris temperatus — 1.6°C in January. Mediocris nocte minimum temperatus — 0.2°C February.

Mediocris maximum temperatus aqua — 19.8°C fixum August. Minimum temperatus medium aquae — 2.4°C fixum February.

Maximum praecipitatio — 81.5 mm Memoriae proditum July. Minimum praecipitatio — 31 mm Memoriae proditum Itinere.