Temperatuur — 2026
| Maand | Zandvoort | Heemstede | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 8.3 °C | 8.1 °C | +0.2 |
| Apr | 9.1 °C | 9.6 °C | -0.5 |
| Mei | 13.8 °C | 13.8 °C | +0.0 |
| Jun | 18 °C | 18 °C | +0.0 |
| Jul | 19.3 °C | 19.3 °C | +0.0 |
| Aug |
| 19.3 °C |
| 19.3 °C |
| +0.0 |
| Sep | 17.8 °C | 17.6 °C | +0.2 |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |