SmogRank / France / Pays de la Loire

Air quality in Montoir-de-Bretagne

Pays de la Loire, France.

Latest hour23US AQI
Good

PM2.5 4.1 µg/m³, 0.3× the WHO 24-hour guideline, at local time. Too few hours in the last 24 for a 24-hour average.

Where Montoir-de-Bretagne ranks

24 hours–not enough data
7 days–not enough data
30 days–not enough data
This year–not enough data

The last 12 months, day by day

1102031Nov 2025DecJan 2026FebMarAprMayJunJulAugSepOct2025-11-01: no monitor reporting here yet2025-11-02: no monitor reporting here yet2025-11-03: no monitor reporting here yet2025-11-04: no monitor reporting here yet2025-11-05: no monitor reporting here yet2025-11-06: no monitor reporting here yet2025-11-07: no monitor reporting here yet2025-11-08: no monitor reporting here yet2025-11-09: no monitor reporting here yet2025-11-10: no monitor reporting here yet2025-11-11: no monitor reporting here yet2025-11-12: no monitor reporting here yet2025-11-13: no monitor reporting here yet2025-11-14: no monitor reporting here yet2025-11-15: no monitor reporting here yet2025-11-16: no monitor reporting here yet2025-11-17: no monitor reporting here yet2025-11-18: no monitor reporting here yet2025-11-19: no monitor reporting here yet2025-11-20: no monitor reporting here yet2025-11-21: no monitor reporting here yet2025-11-22: no monitor reporting here yet2025-11-23: no monitor reporting here 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yet2026-09-12: no monitor reporting here yet2026-09-13: no monitor reporting here yet2026-09-14: no monitor reporting here yet2026-09-15: no monitor reporting here yet2026-09-16: no monitor reporting here yet2026-09-17: no monitor reporting here yet2026-09-18: no monitor reporting here yet2026-09-19: no monitor reporting here yet2026-09-20: no monitor reporting here yet2026-09-21: no monitor reporting here yet2026-09-22: no monitor reporting here yet2026-09-23: no monitor reporting here yet2026-09-24: no monitor reporting here yet2026-09-25: no monitor reporting here yet2026-09-26: no monitor reporting here yet2026-09-27: no monitor reporting here yet2026-09-28: no monitor reporting here yet2026-09-29: no monitor reporting here yet2026-09-30: no monitor reporting here yet2026-10-01: no monitor reporting here yet2026-10-02: no monitor reporting here yet2026-10-03: no monitor reporting here yet2026-10-04: no monitor reporting here yet
Daily history appears as days complete. One row per month, one square per local day.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

Last 4 days, hour by hour

15304 Oct 11:00 local, 2026-10-04 09:00 UTC: 4.4 µg/m³4 Oct 13:00 local, 2026-10-04 11:00 UTC: 5.5 µg/m³4 Oct 14:00 local, 2026-10-04 12:00 UTC: 5.2 µg/m³4 Oct 15:00 local, 2026-10-04 13:00 UTC: 4.6 µg/m³4 Oct 16:00 local, 2026-10-04 14:00 UTC: 4.4 µg/m³4 Oct 18:00 local, 2026-10-04 16:00 UTC: 4.4 µg/m³4 Oct 19:00 local, 2026-10-04 17:00 UTC: 4.2 µg/m³4 Oct 20:00 local, 2026-10-04 18:00 UTC: 4.0 µg/m³4 Oct 23:00 local, 2026-10-04 21:00 UTC: 3.8 µg/m³5 Oct 00:00 local, 2026-10-04 22:00 UTC: 4.1 µg/m³Oct 2Oct 3Oct 4
Montoir-de-Bretagne's local time; hover a bar for UTC. Dashed line: WHO 24-hour guideline (15 µg/m³).

Monitors

PM2.5 from 1 reference monitor, updated hourly.

StationOperatorType
LA CAMEODC-BYEEAReference

The city's value is the median of its reference monitors each hour, when at least a third of them report (three are always enough); 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, US AQI. All of France.

Updated 2026-10-05 02:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.