Temperatuur — 2026
| Month | Nieuwkoop | Bodegraven-Reeuwijk | Difference |
|---|---|---|---|
| Jan | 2.6 °C | – | – |
| Feb | 5.6 °C | – | – |
| Mar | 7.9 °C | 7.6 °C | +0.3 |
| Apr | 8.7 °C | 9.1 °C | -0.4 |
| May | 14 °C | 14.6 °C | -0.6 |
| Jun | 18.3 °C | 19 °C | -0.7 |
| Jul | 19.3 °C | 19.8 °C | -0.5 |
| Aug |
| 19.2 °C |
| 19.2 °C |
| +0.0 |
| Sep | 16.7 °C | 17.1 °C | -0.4 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |