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Air quality, pollen & UV in Saint-Étienne
Saint-Étienne has fair air quality today (European AQI 23), with all monitored pollen types low or absent and the UV index peaking at 3 (low). The day stays dry: temperatures rise from 10°C at 09:00 to 14°C at 16:00, with barely any wind and 88% humidity.
With an air quality index of 23, Saint-Étienne today sits around the average for France (25). Of the 55 cities we track in France, Saint-Étienne ranks 28 for the cleanest air. Right now the index is driven mainly by Ozone (43 µg/m³). Among pollen types, Mugwort is the most present right now (0 grains/m³, low).
Pollutant breakdownDetails
Air quality today
Good to do today?
Best time to be outside
Who should take care today
No group needs special precautions today - conditions are fine for everyone.
Pollen levels right now
| Pollen | Level | Count |
|---|---|---|
| Alder | None | 0 grains/m³ |
| Birch | None | 0 grains/m³ |
| Grass | None | 0 grains/m³ |
| Mugwort | Low | 0.3 grains/m³ |
| Olive | None | 0 grains/m³ |
| Ragweed | None | 0 grains/m³ |
Sun & UV today
UV index by hour
Sun protection
Next days outlook
| Date | Max AQI | Max UV |
|---|---|---|
| 11 Oct | 40 Fair | 3 Low |
| 12 Oct | 42 Moderate | 4 Moderate |
| 13 Oct | 41 Moderate | 4 Moderate |
What do these values mean?
The European Air Quality Index (EAQI) runs from good to extremely poor based on PM2.5, PM10, NO₂ and ozone. Lower is better.
Pollen is shown in grains per m³ of air and banded from none to very high. Thresholds differ per plant type and are indicative.
The UV index runs from low (0–2) to extreme (11+). From moderate (3+), wear sunscreen and seek shade around midday.
Saint-Étienne air quality, pollen & UV - FAQ
- Is the air quality in Saint-Étienne good right now?
- Saint-Étienne has fair air quality today (European AQI 23), with all monitored pollen types low or absent and the UV index peaking at 3 (low). The day stays dry: temperatures rise from 10°C at 09:00 to 14°C at 16:00, with barely any wind and 88% humidity. Air quality is acceptable for most people.
- What is the pollen forecast in Saint-Étienne today?
- All monitored pollen types are low or absent in Saint-Étienne right now.
- How often is the Saint-Étienne air quality data updated?
- Air quality and pollen for Saint-Étienne are refreshed every day from the Copernicus CAMS European model via Open-Meteo.
- How strong is the UV in Saint-Étienne today?
- The UV index in Saint-Étienne peaks at 3 (low) today. From moderate (3 or higher), use sunscreen and seek shade around midday.