Temperatuur — 2026
| Month | Culemborg | Houten | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 7 °C | 6.8 °C | +0.2 |
| Apr | 9.2 °C | 8.6 °C | +0.6 |
| May | 14.8 °C | 14.8 °C | +0.0 |
| Jun | 19.3 °C | 19.3 °C | +0.0 |
| Jul | 19.8 °C | 19.8 °C | +0.0 |
| Aug |
| 19.2 °C |
| 19.2 °C |
| +0.0 |
| Sep | 17.2 °C | 16.7 °C | +0.5 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |