Temperatuur — 2026
| Monat | Bouillon | Bièvre | Unterschied |
|---|---|---|---|
| Jan | 1.8 °C | 1.6 °C | +0.2 |
| Feb | 5.7 °C | 5.3 °C | +0.4 |
| Mär | 7.9 °C | 7.3 °C | +0.6 |
| Apr | 7.4 °C | 6.4 °C | +1.0 |
| Mai | 14.5 °C | 14.1 °C | +0.4 |
| Jun | 19.6 °C | 19 °C | +0.6 |
| Jul | 20.9 °C | 20.1 °C | +0.8 |
| Aug |
| 20.2 °C |
| 19.7 °C |
| +0.5 |
| Sep | 17.4 °C | 16.5 °C | +0.9 |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |