Air Quality in San Leandro, United States
Cloudy
8.9°C · 86.6% humidity
8.9°
Feels 5.1°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
84 stations
Nearby Monitoring Stations
AQI Forecast
34
6pm
34
34
20
9pm
24
27
29
12am
30
31
25
3am
26
26
26
6am
27
25
25
9am
24
24
24
12pm
24
24
24
3pm
25
25
Air Quality Index Trend
48h · 1 stnSan Leandro's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
86.6%
Humidity
29.8 km/h
Wind SSW
1017.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.9 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San Leandro?
Temperature & Precipitation
PM2.5 Trend
48h · 1 stationPM2.54.9 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (84 stations within 25 km)
4.9
Median
5.12
Average
3.15
Low
9.77
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.2
What is the 7-day forecast for San Leandro?
06-09
19.5° 8.9°
06-10
29.5° 11.8°
06-11
30.7° 15.8°
06-12
28.9° 11.9°
06-13
23.2° 9.2°
06-14
27.3° 12.0°
06-15
24.5° 10.5°
Both models agree
Avg diff: 5.0°C
Where are air quality stations near San Leandro?
19
Madison Park Academy HS
20
Esperanza ES
21
Lifers 105th
44
Oakland - East, Alameda, California
18
Oakland - East, Alameda, California
21
Elmhurst United MS
20
Lifers 98th
21
Brookfield ES
20
Highland Community ES
19
Castlemont High School
What cities are near San Leandro?
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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 2026-06-09T04:46 UTC.