What is the air quality in Mont-Saint-Aignan today?

The current Air Quality Index (AQI) in Mont-Saint-Aignan is 36 (Good). PM2.5 concentration is 8.7 µg/m³.

What is the temperature in Mont-Saint-Aignan right now?

The current temperature in Mont-Saint-Aignan is 23.2°C (feels like 23.2°C). Humidity is 39.7% and wind speed is 56.0 km/h.

Is it safe to go outside in Mont-Saint-Aignan?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Mont-Saint-Aignan, France

Windy

23.2°C · 39.7% humidity

23.2°

Feels 23.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

32 12am

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Station readings

CAMS model adj +9

Air Quality Index Trend

37h · 5 stn

View full history →

Mont-Saint-Aignan'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.

39.7%

Humidity

56.0 km/h

Wind WNW

1013.9 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Mont-Saint-Aignan?

Temperature & Precipitation

PM2.5 Trend

37h · 5 stations

PM2.58.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (6 stations within 25 km)

8.7

Median

6.98

Average

2.4

Low

9.8

High

PM2.5 µg/m³ · Model: 5.9 · Bias: -2.8

What is the 7-day forecast for Mont-Saint-Aignan?

08-03

40.1° 16.7°

4.06 mm

08-04

25.9° 15.1°

0.06 mm

08-05

25.1° 15.6°

08-06

27.0° 14.2°

1.37 mm

08-07

30.9° 12.4°

2.75 mm

08-08

22.2° 14.6°

0.06 mm

08-09

21.7° 12.9°

0.56 mm

Both models agree Avg diff: 4.1°C

Where are air quality stations near Mont-Saint-Aignan?

Palais De Justice, Rouen, France

2.3 km PM2.5: 7.0 µg/m³

Palais De Justice, Rouen, France

2.3 km PM2.5: 7.0 µg/m³

Palais De Justice, Rouen, France

2.3 km PM2.5: 7.9 µg/m³

Palais De Justice, Rouen, France

2.3 km PM2.5: 7.0 µg/m³

Petit Quevilly - Piscine, Rouen, France

4.7 km PM2.5: 4.1 µg/m³

Petit Quevilly - Piscine, Rouen, France

4.7 km PM2.5: 6.2 µg/m³

Petit Quevilly - Piscine, Rouen, France

4.7 km PM2.5: 4.1 µg/m³

Centre Hospitalier Spécialisé Du Rouvray, Rouen, France

7.0 km PM2.5: 7.0 µg/m³

Centre Hospitalier Spécialisé Du Rouvray, Rouen, France

7.0 km PM2.5: 8.9 µg/m³

Centre Hospitalier Spécialisé Du Rouvray, Rouen, France

7.0 km PM2.5: 8.9 µg/m³

What cities are near Mont-Saint-Aignan?

38 Rouen 31 Canteleu 39 Sotteville-lès-Rouen 35 Le Petit-Quevilly 29 Le Grand-Quevilly 35 Saint-Étienne-du-Rouvray 19 Elbeuf 30 Louviers 40 Évreux 40 Vernon

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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 2026-08-08T01:05 UTC.