Nearby locations
San Jose, California, United States
Buena Vista, California, United States
Santa Clara, California, United States
Nearby popular places
Saint James Square Historic District, United States
Saint James Square, United States
San Jose Downtown Historic District, United States

Air Quality in San Jose, California, United States

Pollutants in San Jose, United States

PM10
0.93 μg/ft3
PM25
Primary Pollutant
0.19 μg/ft3
NO2
4.5 ppb
SO2
0.19 ppb
CO
0.19 ppb
O3
29.38 ppb
Low riskHigh risk

Pollen Index in San Jose, United States

Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Air Quality Forecast in San Jose, United States

Tue, January 31
MorningNoonEveningNight
Next day
Next day
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 32 and 57.

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 28 and 55.

43
37
36
39
Next day
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
1
1

Weed

0
0
0
0

Grass

0
0
0
0
Next day
PM10
0.23 μg/ft3
0.23 μg/ft3
0.21 μg/ft3
0.27 μg/ft3
PM25
0.16 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
0.18 μg/ft3
NO2
1.81 ppb
1.47 ppb
0.89 ppb
0.56 ppb
SO2
0.11 ppb
0.1 ppb
0.1 ppb
0.2 ppb
CO
0.11 ppb
0.11 ppb
0.1 ppb
0.1 ppb
O3
42.46 ppb
39.38 ppb
37.57 ppb
47.49 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 28 and 55.

36
39
44
36
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

1
1
1
1

Weed

0
0
0
0

Grass

0
0
0
0
PM10
0.21 μg/ft3
0.27 μg/ft3
0.33 μg/ft3
0.42 μg/ft3
PM25
0.14 μg/ft3
0.18 μg/ft3
0.23 μg/ft3
0.25 μg/ft3
NO2
0.89 ppb
0.56 ppb
3.76 ppb
7.14 ppb
SO2
0.1 ppb
0.2 ppb
0.2 ppb
0.19 ppb
CO
0.1 ppb
0.1 ppb
0.12 ppb
0.16 ppb
O3
37.57 ppb
47.49 ppb
41.54 ppb
20.71 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 26 and 55.

46
48
44
0
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

1
1
0
-
Not Available

Weed

0
0
0
-
Not Available

Grass

0
0
0
-
Not Available
PM10
0.67 μg/ft3
0.40 μg/ft3
0.43 μg/ft3
N/A
PM25
0.33 μg/ft3
0.28 μg/ft3
0.29 μg/ft3
N/A
NO2
4.29 ppb
0.66 ppb
3.84 ppb
N/A
SO2
0.23 ppb
0.24 ppb
0.23 ppb
N/A
CO
0.16 ppb
0.11 ppb
0.13 ppb
N/A
O3
11.9 ppb
46.36 ppb
41.32 ppb
N/A