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Air quality in Le Perray-en-Yvelines

Air quality index (AQI) and PM2.5 air pollution in Le Perray-en-Yvelines

Last update at 23:00, Apr 25 (local time)

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AIR QUALITY DATA SOURCE

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#	city	US AQI
1	Le Havre, Normandy	69
2	Calvados, Normandy	66
3	Rouen, Normandy	62
4	Angers, Pays de la Loire	52
5	Bastia, Corsica	42
6	Saint-Nazaire, Pays de la Loire	41
7	Reims, Grand Est	37
8	Paris, Ile-de-France	36
9	Chamonix-Mont-Blanc, Auvergne-Rhone-Alpes	35
10	Lyon, Auvergne-Rhone-Alpes	34

23:00, Apr 25 (local time)

US AQI

31*

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	31* US AQI	PM2.5

Pollutants		Concentration
PM2.5		7.4*µg/m³

PM2.5

x1.5

PM2.5 concentration in Le Perray-en-Yvelines is currently 1.5 times the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Today	Good 31 AQI US	40%	51.8° 32°	6.7 mp/h
Saturday, Apr 27	Good 22 AQI US	100%	55.4° 37.4°	8.9 mp/h
Sunday, Apr 28	Good 13 AQI US	100%	57.2° 44.6°	13.4 mp/h
Monday, Apr 29	Good 10 AQI US	100%	55.4° 42.8°	15.7 mp/h
Tuesday, Apr 30	Good 17 AQI US		57.2° 41°	6.7 mp/h
Wednesday, May 1	Moderate 56 AQI US	100%	55.4° 48.2°	6.7 mp/h
Thursday, May 2	Moderate 61 AQI US	90%	60.8° 48.2°	6.7 mp/h
Friday, May 3	Moderate 58 AQI US	90%	55.4° 50°	8.9 mp/h