| Feinstaub (PM10) : Tagesmittelwerte in µg/m3 | |||
| Date | Fribourg : Parc de Pérolles | Fribourg : Chamblioux | Bulle : Rue de Vevey |
| 06.09.2026 | 8 | 7 | 7 |
| 07.09.2026 | 18 | 18 | 19 |
| 08.09.2026 | 27 | 29 | 24 |
| 09.09.2026 | 6 | 6 | 7 |
| 10.09.2026 | 8 | 10 | 8 |
| 11.09.2026 | 8 | 8 | 8 |
| 12.09.2026 | 9 | 8 | 9 |
| 13.09.2026 | 8 | 7 | 8 |
| 14.09.2026 | 7 | 6 | 7 |
| 15.09.2026 | 8 | 7 | 8 |
| 16.09.2026 | 9 | 9 | 9 |
| 17.09.2026 | 9 | 7 | 9 |
| 18.09.2026 | 14 | 8 | 11 |
| 19.09.2026 | 9 | 6 | 8 |
| 20.09.2026 | 8 | 6 | 7 |
| 21.09.2026 | 11 | 11 | 11 |
| 22.09.2026 | 13 | 14 | 13 |
| 23.09.2026 | 15 | 15 | 11 |
| 24.09.2026 | 21 | 13 | 10 |
| 25.09.2026 | 16 | 16 | 12 |
| 26.09.2026 | 12 | 9 | 9 |
| 27.09.2026 | 12 | 9 | 9 |
| 28.09.2026 | 19 | 19 | 14 |
| 29.09.2026 | 23 | 25 | 17 |
| 30.09.2026 | 21 | 19 | 18 |
| 01.10.2026 | 12 | 12 | 11 |
| 02.10.2026 | 8 | 7 | 8 |
| 03.10.2026 | 11 | 12 | 11 |
| 04.10.2026 | 13 | 14 | 13 |
| 05.10.2026 | 13 | 16 | 12 |
| 06.10.2026 | 13 | 14 | 10 |