Air Quality in South San Jose Hills, United States

Clear
29.9°C · 31.0% humidity
29.9°
Feels 29.9°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
14 11am
18
19
32 2pm
27
24
22 5pm
20
19
18 8pm
18
17
17 11pm
17
16
16 2am
16
16
16 5am
16
16
16 8am
16
16
Station readings
14
18
19
CAMS model adj -38
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

47h · 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.

31.0%
Humidity
39.0 km/h
Wind SW
1008.4 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
32
7.74 µg/m³
PM10▲
38
41.15 µg/m³
050100150200300500

What is the weather forecast for South San Jose Hills?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.57.74 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX29.9
Extreme
AD 300×250
Station readings (2 stations within 25 km)
7.74
Median
7.79
Average
6.33
Low
9.25
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +8.6

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

07-21
30.6° 25.2°
07-22
31.6° 25.0°
07-23
31.6° 24.1°
07-24
35.1° 23.9°
07-25
33.7° 25.1°
07-26
34.2° 22.2°
07-27
33.9° 25.1°
Both models agree Avg diff: 3.1°C

Where are air quality stations near South San Jose Hills?

40
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 9.6 µg/m³
260
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 210.0 µg/m³
154
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 61.3 µg/m³
52
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 12.6 µg/m³
17
Glendora-Laurel, Los Angeles
15.5 km PM2.5: 4.1 µg/m³
29
united-states-of-america-san-marino-sierra-madre-boulevard
22.7 km 41.3°C 23.0% RH PM2.5: 7.0 µg/m³ PM10: 7.0 µg/m³
39
Garfield HS/Monterey CHS (8677)
23.5 km PM2.5: 9.4 µg/m³
36
Sierra Vista ES (6767)
25.2 km PM2.5: 8.6 µg/m³
35
Sierra Park ES (6753)
25.5 km PM2.5: 8.5 µg/m³
32
San Pascual ES (6493)
27.4 km PM2.5: 7.6 µg/m³

What cities are near South San Jose Hills?

60 Walnut 38 Rowland Heights 35 La Puente 33 Valinda 37 Hacienda Heights 32 West Covina 35 West Puente Valley 36 Avocado Heights 30 Covina 60 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 2026-07-21T21:00 UTC.