Air Quality in La Roche-sur-Yon, France

Drizzle
22.5°C · 71.6% humidity
22.5°
Feels 22.5°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
75 2pm
55
55
57 5pm
55
55
48 8pm
48
48
48 11pm
48
48
48 2am
46
46
46 5am
46
46
46 8am
46
46
46 11am
48
48
Station readings
57
57
CAMS model adj +21
54
34
34
34
34
34
27
27
27
27
27
27
27
25
25
25
25
25
25
25
25
25
27
27
AD 728×90

Air Quality Index Trend

8h · 1 stn

La Roche-sur-Yon'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 La Roche-sur-Yon is 3.0× the WHO annual guideline of 5 µg/m³.

71.6%
Humidity
3.8 km/h
Wind ESE
1012.9 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
57
15.0 µg/m³
PM10
56
66.15 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

8h · 1 station
PM2.515.0 µg/m³ ✓ WHO
Moderate
PM1066.15 µg/m³
Moderate
UV INDEX5.9
High
AD 300×250
15.0
Median
15.0
Average
15.0
Low
15.0
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -4.2
05-29
22.5° 11.8°
1.0 mm
05-30
19.0° 9.9°
0.25 mm
05-31
21.3° 15.9°
0.88 mm
06-01
30.2° 10.5°
06-02
19.1° 12.0°
4.88 mm
06-03
21.8° 11.9°
0.06 mm
06-04
27.6° 16.6°
10.19 mm
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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 2026-05-29T15:14 UTC.