What is the air quality in Bayonne today?

The current Air Quality Index (AQI) in Bayonne is 61 (Moderate). PM2.5 concentration is 16.86 µg/m³.

What is the temperature in Bayonne right now?

The current temperature in Bayonne is 16.7°C (feels like 16.7°C). Humidity is 63.9% and wind speed is 39.1 km/h.

Air Quality in Bayonne, France

Partly Cloudy

16.7°C · 63.9% humidity

16.7°

Feels 16.7°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

5 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

46h · 1 stn

View full history →

Bayonne's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level. Current PM2.5 concentration in Bayonne is 1.1× the WHO 24-hour guideline of 15 µg/m³.

63.9%

Humidity

39.1 km/h

Wind NW

1022.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

16.86 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Bayonne?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station

PM2.516.86 µg/m³ ×1.1 WHO

Moderate

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (5 stations within 25 km)

16.86

Median

11.14

Average

6.7

Low

21.1

High

PM2.5 µg/m³ · Model: 6.0 · Bias: -10.9

What is the 7-day forecast for Bayonne?

10-21

16.7° 9.4°

1.31 mm

10-22

24.0° 13.2°

4.63 mm

10-23

16.5° 10.4°

5.31 mm

10-24

15.6° 12.4°

1.06 mm

10-25

24.4° 13.3°

0.13 mm

10-26

17.6° 11.3°

0.94 mm

10-27

17.3° 8.5°

9.5 mm

Both models agree Avg diff: 3.9°C

Where are air quality stations near Bayonne?

Saint Crouts, Bayonne, Aquitaine, France

2.0 km PM2.5: 21.1 µg/m³

ZI Estuaire Adour

4.5 km PM2.5: 7.0 µg/m³ PM10: 30.0 µg/m³

Anglet-cinq cantons, Aquitaine, France

4.5 km PM2.5: 21.1 µg/m³

Biarritz-Hippodrome, Aquitaine, France

7.0 km PM2.5: 8.2 µg/m³

Biarritz-Hippodrome, Aquitaine, France

7.0 km PM2.5: 8.4 µg/m³

What cities are near Bayonne?

48 Anglet 34 Biarritz 30 Hondarribia 30 Irun 29 Errenteria 30 Pasaia 22 Dax 31 Donostia / San Sebastián 25 Hernani 25 Lasarte

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T12:20 UTC.