SmogRank / France / Brittany
Air quality in Saint-Malo
Brittany, France. PM2.5 from 1 reference monitor, updated hourly.
No readings from Saint-Malo's monitors in the last two weeks. The history below shows what they measured before.
Rank
Hour by hour No hourly readings in the last few days. The chart returns when the monitors' data arrives.
Every day for a year Sep Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Mon Wed Fri 2025-09-29: no data 2025-09-30: no data 2025-10-01: no data 2025-10-02: no data 2025-10-03: no data 2025-10-04: no data 2025-10-05: no data 2025-10-06: no data 2025-10-07: no data 2025-10-08: no data 2025-10-09: no data 2025-10-10: no data 2025-10-11: no data 2025-10-12: no data 2025-10-13: no data 2025-10-14: no data 2025-10-15: no data 2025-10-16: no data 2025-10-17: no data 2025-10-18: no data 2025-10-19: no data 2025-10-20: no data 2025-10-21: no data 2025-10-22: no data 2025-10-23: no data 2025-10-24: no data 2025-10-25: no data 2025-10-26: no data 2025-10-27: no data 2025-10-28: no data 2025-10-29: no data 2025-10-30: no data 2025-10-31: no data 2025-11-01: no data 2025-11-02: no data 2025-11-03: no data 2025-11-04: no data 2025-11-05: no data 2025-11-06: no data 2025-11-07: no data 2025-11-08: no data 2025-11-09: no data 2025-11-10: no data 2025-11-11: no data 2025-11-12: no data 2025-11-13: no data 2025-11-14: no data 2025-11-15: no data 2025-11-16: no data 2025-11-17: no data 2025-11-18: no data 2025-11-19: no data 2025-11-20: no data 2025-11-21: no data 2025-11-22: no data 2025-11-23: no data 2025-11-24: no data 2025-11-25: no data 2025-11-26: no data 2025-11-27: no data 2025-11-28: no data 2025-11-29: no data 2025-11-30: no data 2025-12-01: no data 2025-12-02: no data 2025-12-03: no data 2025-12-04: no data 2025-12-05: no data 2025-12-06: no data 2025-12-07: no data 2025-12-08: no data 2025-12-09: no data 2025-12-10: no data 2025-12-11: no data 2025-12-12: no data 2025-12-13: no data 2025-12-14: no data 2025-12-15: no data 2025-12-16: no data 2025-12-17: no data 2025-12-18: no data 2025-12-19: no data 2025-12-20: no data 2025-12-21: no data 2025-12-22: no data 2025-12-23: no data 2025-12-24: no data 2025-12-25: no data 2025-12-26: no data 2025-12-27: no data 2025-12-28: no data 2025-12-29: no data 2025-12-30: no data 2025-12-31: no data 2026-01-01: no data 2026-01-02: no data 2026-01-03: no data 2026-01-04: no data 2026-01-05: no data 2026-01-06: no data 2026-01-07: no data 2026-01-08: no data 2026-01-09: no data 2026-01-10: no data 2026-01-11: no data 2026-01-12: no data 2026-01-13: no data 2026-01-14: no data 2026-01-15: no data 2026-01-16: no data 2026-01-17: no data 2026-01-18: no data 2026-01-19: no data 2026-01-20: no data 2026-01-21: 5.6 µg/m³ 2026-01-22: 6.5 µg/m³ 2026-01-23: 8.9 µg/m³ 2026-01-24: no data 2026-01-25: 6.5 µg/m³ 2026-01-26: no data 2026-01-27: no data 2026-01-28: no data 2026-01-29: no data 2026-01-30: no data 2026-01-31: no data 2026-02-01: no data 2026-02-02: no data 2026-02-03: no data 2026-02-04: no data 2026-02-05: no data 2026-02-06: no data 2026-02-07: no data 2026-02-08: no data 2026-02-09: no data 2026-02-10: no data 2026-02-11: no data 2026-02-12: no data 2026-02-13: no data 2026-02-14: no data 2026-02-15: no data 2026-02-16: no data 2026-02-17: no data 2026-02-18: no data 2026-02-19: no data 2026-02-20: no data 2026-02-21: no data 2026-02-22: no data 2026-02-23: no data 2026-02-24: no data 2026-02-25: no data 2026-02-26: no data 2026-02-27: no data 2026-02-28: no data 2026-03-01: no data 2026-03-02: no data 2026-03-03: no data 2026-03-04: no data 2026-03-05: no data 2026-03-06: no data 2026-03-07: no data 2026-03-08: no data 2026-03-09: no data 2026-03-10: no data 2026-03-11: no data 2026-03-12: no data 2026-03-13: no data 2026-03-14: no data 2026-03-15: no data 2026-03-16: no data 2026-03-17: no data 2026-03-18: no data 2026-03-19: no data 2026-03-20: no data 2026-03-21: no data 2026-03-22: no data 2026-03-23: no data 2026-03-24: no data 2026-03-25: no data 2026-03-26: no data 2026-03-27: no data 2026-03-28: no data 2026-03-29: no data 2026-03-30: no data 2026-03-31: no data 2026-04-01: no data 2026-04-02: no data 2026-04-03: no data 2026-04-04: no data 2026-04-05: no data 2026-04-06: no data 2026-04-07: no data 2026-04-08: no data 2026-04-09: no data 2026-04-10: no data 2026-04-11: no data 2026-04-12: no data 2026-04-13: no data 2026-04-14: no data 2026-04-15: no data 2026-04-16: no data 2026-04-17: no data 2026-04-18: no data 2026-04-19: no data 2026-04-20: no data 2026-04-21: no data 2026-04-22: no data 2026-04-23: no data 2026-04-24: no data 2026-04-25: no data 2026-04-26: no data 2026-04-27: no data 2026-04-28: no data 2026-04-29: no data 2026-04-30: no data 2026-05-01: no data 2026-05-02: no data 2026-05-03: no data 2026-05-04: no data 2026-05-05: no data 2026-05-06: no data 2026-05-07: no data 2026-05-08: no data 2026-05-09: no data 2026-05-10: no data 2026-05-11: no data 2026-05-12: no data 2026-05-13: no data 2026-05-14: no data 2026-05-15: no data 2026-05-16: no data 2026-05-17: no data 2026-05-18: no data 2026-05-19: no data 2026-05-20: no data 2026-05-21: no data 2026-05-22: no data 2026-05-23: no data 2026-05-24: no data 2026-05-25: no data 2026-05-26: no data 2026-05-27: no data 2026-05-28: 12.6 µg/m³ 2026-05-29: no data 2026-05-30: no data 2026-05-31: 6.7 µg/m³ 2026-06-01: no data 2026-06-02: no data 2026-06-03: no data 2026-06-04: 5.5 µg/m³ 2026-06-05: no data 2026-06-06: no data 2026-06-07: no data 2026-06-08: no data 2026-06-09: no data 2026-06-10: no data 2026-06-11: no data 2026-06-12: no data 2026-06-13: no data 2026-06-14: no data 2026-06-15: no data 2026-06-16: no data 2026-06-17: no data 2026-06-18: no data 2026-06-19: no data 2026-06-20: no data 2026-06-21: no data 2026-06-22: no data 2026-06-23: no data 2026-06-24: no data 2026-06-25: no data 2026-06-26: no data 2026-06-27: no data 2026-06-28: no data 2026-06-29: no data 2026-06-30: no data 2026-07-01: no data 2026-07-02: no data 2026-07-03: no data 2026-07-04: no data 2026-07-05: no data 2026-07-06: no data 2026-07-07: no data 2026-07-08: no data 2026-07-09: no data 2026-07-10: no data 2026-07-11: no data 2026-07-12: no data 2026-07-13: no data 2026-07-14: no data 2026-07-15: no data 2026-07-16: no data 2026-07-17: no data 2026-07-18: no data 2026-07-19: no data 2026-07-20: no data 2026-07-21: no data 2026-07-22: no data 2026-07-23: no data 2026-07-24: no data 2026-07-25: no data 2026-07-26: no data 2026-07-27: no data 2026-07-28: no data 2026-07-29: no data 2026-07-30: no data 2026-07-31: no data 2026-08-01: no data 2026-08-02: no data 2026-08-03: no data 2026-08-04: no data 2026-08-05: no data 2026-08-06: no data 2026-08-07: no data 2026-08-08: no data 2026-08-09: no data 2026-08-10: no data 2026-08-11: no data 2026-08-12: no data 2026-08-13: no data 2026-08-14: no data 2026-08-15: no data 2026-08-16: no data 2026-08-17: no data 2026-08-18: no data 2026-08-19: no data 2026-08-20: no data 2026-08-21: no data 2026-08-22: no data 2026-08-23: no data 2026-08-24: no data 2026-08-25: no data 2026-08-26: no data 2026-08-27: no data 2026-08-28: no data 2026-08-29: no data 2026-08-30: no data 2026-08-31: no data 2026-09-01: no data 2026-09-02: no data 2026-09-03: no data 2026-09-04: no data 2026-09-05: no data 2026-09-06: no data 2026-09-07: no data 2026-09-08: no data 2026-09-09: no data 2026-09-10: no data 2026-09-11: no data 2026-09-12: no data 2026-09-13: no data 2026-09-14: no data 2026-09-15: no data 2026-09-16: no data 2026-09-17: no data 2026-09-18: no data 2026-09-19: no data 2026-09-20: no data 2026-09-21: no data 2026-09-22: no data 2026-09-23: no data 2026-09-24: no data 2026-09-25: no data 2026-09-26: no data 2026-09-27: no data 2026-09-28: no data 2026-09-29: no data 2026-09-30: no data
Good 0–9.0 Moderate 9.1+ Unhealthy for sensitive groups 35.5+ Unhealthy 55.5+ Very unhealthy 125.5+ Hazardous 225.5+ No data
0 of 7 measured days were over the WHO 24-hour guideline.
Monitors
Station Operator Type
StMalo RocabeyODC-BY EEA Reference
The city's value is the median of its reference monitors each hour; low-cost sensors are listed but not counted when reference monitors exist. Data via OpenAQ; licences as listed. How we rank . Embed this on your site .
Other cities in France 30-day averages, µg/m³. All of France →
Updated 2026-10-01 10:07 UTC. Values are PM2.5 in µg/m³ (fine particles), the median of each city's monitors.