Groningen — tempestas per mensem, aqua temperatus

In mediocris quotidie temperatus maximum — 21.4°C August. Maximum temperatus nocte mediocris — 14.7°C August. Minimum quotidie mediocris temperatus — 4.9°C in January. Mediocris nocte minimum temperatus — 2.3°C February.

Mediocris maximum temperatus aqua — 19.1°C fixum August. Minimum temperatus medium aquae — 3.9°C fixum February.

Maximum praecipitatio — 78.2 mm Memoriae proditum July. Minimum praecipitatio — 34.9 mm Memoriae proditum April.