Air Quality in South San Jose Hills, United States

Clear
30.0°C · 37.3% humidity
30.0°
Feels 30.0°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
29 3pm
29
28
42 6pm
38
35
33 9pm
32
19
18 12am
17
17
17 3am
16
28
28 6am
28
16
28 9am
28
28
28 12pm
28
28
Station readings
29
29
CAMS model adj -38
66
66
66
66
66
66
66
66
54
54
54
54
54
54
66
66
66
54
66
66
66
66
66
66
AD 728×90

Air Quality Index Trend

46h · 2 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.

37.3%
Humidity
33.9 km/h
Wind SW
1010.1 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
42
10.0 µg/m³
PM10▲
60
73.05 µg/m³
050100150200300500

What is the weather forecast for South San Jose Hills?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations
PM2.510.0 µg/m³ ✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX17.4
Extreme
AD 300×250
Station readings (1 station within 25 km)
10.0
Median
10.0
Average
10.0
Low
10.0
High
PM2.5 µg/m³ · Model: 23.6 · Bias: +13.6

What is the 7-day forecast for South San Jose Hills?

08-03
34.0° 23.6°
08-04
32.4° 24.7°
08-05
35.9° 23.7°
08-06
34.3° 20.7°
08-07
29.7° 24.1°
08-08
32.9° 21.1°
08-09
30.9° 20.1°
Both models agree Avg diff: 2.7°C

Where are air quality stations near South San Jose Hills?

94
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 32.5 µg/m³
98
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 34.4 µg/m³
90
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 30.6 µg/m³
38
united-states-of-america-san-marino-sierra-madre-boulevard
22.7 km 40.6°C 24.0% RH PM2.5: 9.0 µg/m³ PM10: 10.0 µg/m³
56
Garfield HS/Monterey CHS (8677)
23.5 km PM2.5: 14.3 µg/m³
54
Sierra Vista ES (6767)
25.2 km PM2.5: 13.6 µg/m³
52
Sierra Park ES (6753)
25.5 km PM2.5: 12.6 µg/m³
48
San Pascual ES (6493)
27.4 km PM2.5: 11.4 µg/m³
16
RBAC Rose Bowl Aquatics Center
28.5 km PM2.5: 3.8 µg/m³ PM10: 3.9 µg/m³

What cities are near South San Jose Hills?

74 Walnut 75 Rowland Heights 29 La Puente 30 Valinda 42 Hacienda Heights 30 West Covina 30 West Puente Valley 30 Avocado Heights 42 Covina 74 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 2026-08-08T01:06 UTC.