Air Quality in South San Jose Hills, United States

Drizzle
21.1°C · 38.5% humidity
21.1°
Feels 21.1°
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
51 8pm
48
23
46 11pm
46
46
46 2am
46
46
46 5am
46
46
46 8am
46
46
46 11am
46
46
46 2pm
46
21
21 5pm
21
21
Station readings
51
48
23
CAMS model adj -29
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
50
50
50
50
AD 728×90

PM2.5 Trend (24h)

32h · 2 stations
38.5%
Humidity
83.8 km/h
Wind WSW
1010.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for South San Jose Hills?

Temperature & Precipitation

PM2.511.91 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
11.91
Median
11.91
Average
11.0
Low
12.83
High
PM2.5 µg/m³ · Model: 29.15 · Bias: +17.2

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

04-09
25.6° 17.4°
04-10
21.1° 15.5°
17.44 mm
04-11
18.6° 14.8°
22.62 mm
04-12
18.1° 12.5°
0.44 mm
04-13
17.6° 12.9°
0.06 mm
04-14
21.7° 15.0°
04-15
24.5° 18.7°
Both models agree Avg diff: 2.8°C

Where are air quality stations near South San Jose Hills?

58
Glendora-Laurel, Los Angeles
15.5 km
42
united-states-of-america-san-marino-sierra-madre-boulevard
22.7 km 30.8°C 39.0% RH PM2.5: 10.0 µg/m³ PM10: 10.0 µg/m³
53
Garfield HS/Monterey CHS (8677)
23.5 km PM2.5: 12.9 µg/m³
52
Sierra Vista ES (6767)
25.2 km PM2.5: 12.7 µg/m³
51
Sierra Park ES (6753)
25.5 km PM2.5: 12.2 µg/m³
49
San Pascual ES (6493)
27.4 km PM2.5: 11.7 µg/m³
3
RBAC Rose Bowl Aquatics Center
28.5 km PM2.5: 0.8 µg/m³ PM10: 0.9 µg/m³
50
Palms ES
30.8 km PM2.5: 12.0 µg/m³
54
Loyola Village ES (5014)
30.8 km PM2.5: 13.4 µg/m³

What cities are near South San Jose Hills?

30 Walnut 46 Rowland Heights 51 La Puente 52 Valinda 51 Hacienda Heights 52 West Covina 52 West Puente Valley 52 Avocado Heights 50 Covina 33 Diamond Bar

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T23:16 UTC.