Gevoelstemperatuur — 2026
| Month | Haarlemmermeer | Heemstede | Difference |
|---|---|---|---|
| Jan | -1 °C | – | – |
| Feb | 1.9 °C | – | – |
| Mar | 5.6 °C | 4.4 °C | +1.2 |
| Apr | 6.7 °C | 6.5 °C | +0.2 |
| May | 13.5 °C | 13.3 °C | +0.2 |
| Jun | 18.6 °C | 18.2 °C | +0.4 |
| Jul | 19.4 °C | 19.3 °C | +0.1 |
| Aug |
| 19.3 °C |
| 19.4 °C |
| -0.1 |
| Sep | 17 °C | 17.3 °C | -0.3 |
| Oct | 12.5 °C | 12.9 °C | -0.4 |
| Nov | – | – | – |
| Dec | – | – | – |