| Rain to Octeville | 570.61 mi (918.30 km) |
| Rain to Oignies | 375.59 mi (604.45 km) |
| Rain to Oissel | 447.26 mi (719.79 km) |
| Rain to Olivet | 418.22 mi (673.05 km) |
| Rain to Ollioules | 453.77 mi (730.28 km) |
| Rain to Olonne-sur-Mer | 608.63 mi (979.50 km) |
| Rain to Oloron-Sainte-Marie | 669.99 mi (1,078.25 km) |
| Rain to Onet Village | 495.06 mi (796.73 km) |
| Rain to Onnaing | 348.48 mi (560.82 km) |
| Rain to Orange | 427.81 mi (688.49 km) |
| Rain to Orchies | 365.13 mi (587.61 km) |
| Rain to Orleans | 417.33 mi (671.62 km) |
| Rain to Orly | 388.42 mi (625.10 km) |
| Rain to Ormesson-sur-Marne | 381.68 mi (614.25 km) |
| Rain to Orsay | 397.92 mi (640.40 km) |
