Temperatuur — 2026
| Maand | Schiermonnikoog | Achtkarspelen | Verschil |
|---|---|---|---|
| Jan | – | 0.7 °C | – |
| Feb | – | 3.2 °C | – |
| Mrt | 7.2 °C | 7.1 °C | +0.1 |
| Apr | 8.2 °C | 7.9 °C | +0.3 |
| Mei | 12.1 °C | 13.1 °C | -1.0 |
| Jun | 16.8 °C | 17.6 °C | -0.8 |
| Jul | 18 °C | 18 °C | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |