Gevoelstemperatuur — 2026
| Month | Hillegom | Heemstede | Difference |
|---|---|---|---|
| Jan | -1 °C | – | – |
| Feb | 2.1 °C | – | – |
| Mar | 5.1 °C | 4.4 °C | +0.7 |
| Apr | 6.3 °C | 6.5 °C | -0.2 |
| May | 13.3 °C | 13.3 °C | +0.0 |
| Jun | 18.2 °C | 18.2 °C | +0.0 |
| Jul | 19.3 °C | 19.3 °C | +0.0 |
| Aug |
| 19.4 °C |
| 19.4 °C |
| +0.0 |
| Sep | 17 °C | 17.1 °C | -0.1 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |