Air quality in Florence today
United States · Updated Thursday 20:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Fair European AQI
Fine for almost everyone.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 9 µg/m³ | Good |
| PM10 | 11 µg/m³ | Good |
| NO₂ | 3 µg/m³ | Good |
| O₃ | 75 µg/m³ | Fair |
The pollutant that matters most in Florence right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Florence is expected to be worst around Fri 16:00 (AQI 50, moderate). The cleanest hour is expected around Thu 21:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Thu 21:00 | 28 | Fair | 9 |
| Fri 00:00 | 29 | Fair | 10 |
| Fri 03:00 | 31 | Fair | 10 |
| Fri 06:00 | 29 | Fair | 10 |
| Fri 09:00 | 29 | Fair | 9 |
| Fri 12:00 | 37 | Fair | 10 |
| Fri 15:00 | 48 | Moderate | 9 |
| Fri 18:00 | 45 | Moderate | 8 |
Questions and answers
- Is the air in Florence good today?
- Right now the European Air Quality Index in Florence is 28, which is fair. Fine for almost everyone.
- What pollutes the air in Florence?
- At the moment O₃ contributes most to the air quality index in Florence. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Florence be cleanest?
- Over the next 24 hours the air in Florence is expected to be worst around Fri 16:00 (AQI 50, moderate). The cleanest hour is expected around Thu 21:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.