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Air quality: San Francisco

European AQI, particulate matter, ozone, NO2 and UV index for this location.

18AQI

San Francisco

Good

PM2.5 9 µg/m³ · PM10 12 µg/m³ · O3 43 µg/m³ · NO2 24 µg/m³

UV index 0,0 · Low

Daily forecast: San Francisco

Daily peaks from Open-Meteo (European AQI, particulates, ozone, UV and dominant pollen).

Tue 10 NOVWed 11 NOVThu 12 NOVFri 13 NOVSat 14 NOV
AQI24Moderate33Moderate43Fair37Moderate31Moderate
PM2.510 µg/m³17 µg/m³21 µg/m³17 µg/m³15 µg/m³
PM1012 µg/m³19 µg/m³24 µg/m³29 µg/m³25 µg/m³
NO224 µg/m³37 µg/m³38 µg/m³16 µg/m³13 µg/m³
O361 µg/m³65 µg/m³84 µg/m³93 µg/m³65 µg/m³
UV max3Moderate3Moderate3Moderate4Moderate4Moderate
Pollen—No data · ——No data · ——No data · ——No data · ——No data · —

How to read the European AQI

The lower the AQI, the better the air quality. When it rises to moderate, poor or very poor, sensitive people should limit intense outdoor activity.

Air quality in other cities

67AQI

Warsaw

Poor

PM2.5 65 µg/m³ · PM10 69 µg/m³

56AQI

Krakow

Fair

PM2.5 43 µg/m³ · PM10 48 µg/m³

56AQI

Wroclaw

Fair

PM2.5 42 µg/m³ · PM10 46 µg/m³

55AQI

Lodz

Fair

PM2.5 41 µg/m³ · PM10 42 µg/m³

61AQI

Poznan

Poor

PM2.5 53 µg/m³ · PM10 55 µg/m³

57AQI

Gdansk

Fair

PM2.5 46 µg/m³ · PM10 49 µg/m³

60AQI

Szczecin

Fair

PM2.5 50 µg/m³ · PM10 53 µg/m³

72AQI

Bydgoszcz

Poor

PM2.5 74 µg/m³ · PM10 77 µg/m³