Air Quality in South San Jose Hills, United States

Clear
23.0°C · 45.3% humidity
23.0°
Feels 23.0°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
33 5pm
33
33
39 8pm
37
36
35 11pm
35
34
34 2am
34
33
33 5am
33
33
33 8am
33
33
33 11am
33
33
33 2pm
33
33
Station readings
25
25
21
33
CAMS model adj -21
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

48h · 1 stn

South San Jose Hills's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

45.3%
Humidity
31.1 km/h
Wind S
1009.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
39
9.44 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for South San Jose Hills?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.59.44 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
9.44
Median
9.13
Average
6.33
Low
10.77
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +0.6
Both models agree Avg diff: 3.4°C

Where are air quality stations near South San Jose Hills?

39
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 9.4 µg/m³
22
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 5.3 µg/m³
24
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 5.8 µg/m³
14
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 3.4 µg/m³
29
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 7.0 µg/m³
33
united-states-of-america-san-marino-sierra-madre-boulevard
22.7 km 26.0°C 44.0% RH PM2.5: 8.0 µg/m³ PM10: 9.0 µg/m³
45
Garfield HS/Monterey CHS (8677)
23.5 km PM2.5: 10.8 µg/m³
42
Sierra Vista ES (6767)
25.2 km PM2.5: 10.0 µg/m³
38
Sierra Park ES (6753)
25.5 km PM2.5: 9.0 µg/m³
34
San Pascual ES (6493)
27.4 km PM2.5: 8.2 µg/m³

What cities are near South San Jose Hills?

43 Walnut 44 Rowland Heights 37 La Puente 36 Valinda 38 Hacienda Heights 36 West Covina 37 West Puente Valley 37 Avocado Heights 41 Covina 43 Diamond Bar
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T03:24 UTC.