Gevoelstemperatuur — 2026
| Maand | Haarlem | Heemstede | Verschil |
|---|---|---|---|
| Jan | -1.1 °C | – | – |
| Feb | 1.6 °C | – | – |
| Mrt | 5.6 °C | 4.4 °C | +1.2 |
| Apr | 6.9 °C | 6.5 °C | +0.4 |
| Mei | 13 °C | 13.3 °C | -0.3 |
| Jun | 18 °C | 18.2 °C | -0.2 |
| Jul | 18.9 °C | 19.3 °C | -0.4 |
| Aug |
| 19.1 °C |
| 19.4 °C |
| -0.3 |
| Sep | 17.1 °C | 17.3 °C | -0.2 |
| Okt | 13 °C | 13.1 °C | -0.1 |
| Nov | 9.5 °C | 8.8 °C | +0.7 |
| Dec | – | – | – |