Gevoelstemperatuur — 2026
| Maand | Castricum | Heemskerk | Verschil |
|---|---|---|---|
| Jan | -1.5 °C | – | – |
| Feb | 1 °C | – | – |
| Mrt | 4.5 °C | 3.9 °C | +0.6 |
| Apr | 6.1 °C | 6.1 °C | +0.0 |
| Mei | 13 °C | 13 °C | +0.0 |
| Jun | 17.9 °C | 17.9 °C | +0.0 |
| Jul | 18.7 °C | 18.7 °C | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |