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Air quality in Foster City

Air quality index (AQI) and PM2.5 air pollution in Foster City

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

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#	city	US AQI
1	Campo, California	98
2	Bass Lake, California	92
3	Palm Desert, California	86
4	Yucaipa, California	78
5	Santa Clarita, California	76
6	La Crescenta-Montrose, California	75
7	Lake Arrowhead, California	74
8	San Fernando, California	71
9	Palmdale, California	70
10	La Canada Flintridge, California	67

00:00, Apr 23 (local time)

00:00, Apr 23 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	15 US AQI	PM2.5

Pollutants		Concentration
PM2.5		3.7µg/m³

✓

PM2.5 concentration in Foster City air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Saturday, Apr 20	Good 14 AQI US		75.2° 51.8°	6.7 mp/h
Sunday, Apr 21	Good 20 AQI US		68° 51.8°	8.9 mp/h
Monday, Apr 22	Good 19 AQI US		64.4° 50°	11.2 mp/h
Today	Good 15 AQI US		64.4° 50°	11.2 mp/h
Wednesday, Apr 24	Good 19 AQI US		62.6° 50°	11.2 mp/h
Thursday, Apr 25	Good 19 AQI US	20%	59° 50°	11.2 mp/h
Friday, Apr 26	Good 10 AQI US	40%	59° 50°	20.1 mp/h
Saturday, Apr 27	Good 9 AQI US		60.8° 46.4°	11.2 mp/h
Sunday, Apr 28	Good 12 AQI US		62.6° 48.2°	11.2 mp/h
Monday, Apr 29	Good 17 AQI US		60.8° 50°	13.4 mp/h