Air Quality in San Leandro, United States

Cloudy
8.9°C · 86.6% humidity
8.9°
Feels 5.1°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
84 stations

Nearby Monitoring Stations

AQI Forecast
34 7pm
34
34
21 10pm
25
27
29 1am
31
25
25 4am
26
26
26 7am
25
25
24 10am
24
24
24 1pm
24
24
25 4pm
25
24
AD 728×90

Air Quality Index Trend

48h · 1 stn

San 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▲
21
5.07 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for San Leandro?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.55.07 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (84 stations within 25 km)
5.07
Median
5.17
Average
2.85
Low
8.35
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.0

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
1.9 km PM2.5: 4.5 µg/m³
21
Esperanza ES
2.1 km PM2.5: 5.0 µg/m³
22
Lifers 105th
2.3 km PM2.5: 5.2 µg/m³
17
Oakland - East, Alameda, California
2.4 km PM2.5: 4.1 µg/m³
25
Oakland - East, Alameda, California
2.4 km PM2.5: 6.0 µg/m³
21
Elmhurst United MS
2.5 km PM2.5: 5.1 µg/m³
21
Lifers 98th
2.6 km PM2.5: 5.1 µg/m³
22
Brookfield ES
3.2 km PM2.5: 5.2 µg/m³
20
Highland Community ES
3.6 km PM2.5: 4.9 µg/m³
19
Castlemont High School
3.8 km PM2.5: 4.5 µg/m³

What cities are near San Leandro?

21 San Lorenzo 21 Castro Valley 21 Hayward 21 Alameda 20 Moraga 20 Oakland 20 San Ramon 21 Orinda 22 Berkeley 26 Bayview-Hunters Point
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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 2026-06-09T05:37 UTC.