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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | None | ||
Tree pollen | None | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Few clouds |
Temperature | 73.4°F |
Humidity | 63% |
Wind | 5.7 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | ![]() | 239 |
2 | ![]() | 217 |
3 | ![]() | 187 |
4 | ![]() | 158 |
5 | ![]() | 156 |
6 | ![]() | 150 |
7 | ![]() | 146 |
8 | ![]() | 146 |
9 | ![]() | 128 |
10 | ![]() | 125 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Shore View Ave | 166 |
2 | Brannan St | 121 |
3 | 1414 Washington Boulevard | 89 |
4 | 23rd Street & 3rd Street | 87 |
5 | Quarry Road | 62 |
6 | Bay Street | 57 |
7 | St Helena Cooperative Nursery School | 55 |
8 | Rincon Hill | 52 |
9 | Mission District 2 | 47 |
10 | Illinois Street | 46 |
(local time)
SEE WORLD AQI RANKINGUS AQI
27
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 27 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 5.1µg/m³ | |
O3 | 22µg/m³ | |
NO2 | 15µg/m³ | |
CO | 458µg/m³ |
PM2.5 concentration in San Francisco air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Saturday, Jul 20 | Good 16 AQI US | 66.2° 55.4° | ||
Sunday, Jul 21 | Good 29 AQI US | 75.2° 53.6° | ||
Monday, Jul 22 | Good 21 AQI US | 73.4° 59° | ||
Today | Good 27 AQI US | 73.4° 59° | ||
Wednesday, Jul 24 | Moderate 61 AQI US | 71.6° 60.8° | ||
Thursday, Jul 25 | Moderate 53 AQI US | 69.8° 55.4° | ||
Friday, Jul 26 | Good 24 AQI US | 60.8° 53.6° | ||
Saturday, Jul 27 | Good 29 AQI US | 60.8° 55.4° | ||
Sunday, Jul 28 | Moderate 68 AQI US | 62.6° 55.4° | ||
Monday, Jul 29 | Moderate 62 AQI US | 64.4° 57.2° |
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220Contributors
2 Government Contributors
1 station
Non-profit organization Contributor
1 station
5 Individual Contributors
1 station
1 station
1 station
1 station
1 station
212 Anonymous Contributors
212 stations
5 Data sources