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Air quality: San Francisco

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

22AQI

San Francisco

Moderate

PM2.5 11 µg/m³ · PM10 13 µg/m³ · O3 41 µg/m³ · NO2 18 µg/m³

UV index 0,0 · Low

Daily forecast: San Francisco

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

Fri 6 NOVSat 7 NOVSun 8 NOVMon 9 NOVTue 10 NOV
AQI29Moderate31Moderate26Moderate29Moderate20Good
PM2.513 µg/m³15 µg/m³9 µg/m³12 µg/m³7 µg/m³
PM1017 µg/m³19 µg/m³11 µg/m³13 µg/m³9 µg/m³
NO226 µg/m³21 µg/m³22 µg/m³28 µg/m³16 µg/m³
O373 µg/m³72 µg/m³66 µg/m³72 µg/m³50 µg/m³
UV max3Moderate4Moderate4Moderate4Moderate5Moderate
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

34AQI

Warsaw

Moderate

PM2.5 12 µg/m³ · PM10 13 µg/m³

63AQI

Krakow

Poor

PM2.5 56 µg/m³ · PM10 72 µg/m³

62AQI

Wroclaw

Poor

PM2.5 55 µg/m³ · PM10 57 µg/m³

45AQI

Lodz

Fair

PM2.5 24 µg/m³ · PM10 26 µg/m³

40AQI

Poznan

Moderate

PM2.5 15 µg/m³ · PM10 17 µg/m³

19AQI

Gdansk

Good

PM2.5 4 µg/m³ · PM10 8 µg/m³

36AQI

Szczecin

Moderate

PM2.5 13 µg/m³ · PM10 17 µg/m³

37AQI

Bydgoszcz

Moderate

PM2.5 14 µg/m³ · PM10 15 µg/m³