Air Quality in San Leandro, United States

Clear
23.5°C · 30.5% humidity
23.5°
Feels 23.5°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
85 stations

Nearby Monitoring Stations

AQI Forecast
27 7am
27
27
23 10am
27
27
27 1pm
27
27
27 4pm
27
27
27 7pm
27
27
27 10pm
27
27
27 1am
27
27
27 4am
27
27
AD 728×90

Air Quality Index Trend

47h · 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.

30.5%
Humidity
15.8 km/h
Wind SSW
1013.3 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
23
5.41 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for San Leandro?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.55.41 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (85 stations within 25 km)
5.41
Median
5.1
Average
2.35
Low
10.41
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +0.8

What is the 7-day forecast for San Leandro?

05-29
23.5° 9.7°
05-30
19.9° 12.2°
05-31
28.5° 16.6°
06-01
28.3° 11.5°
06-02
22.1° 10.2°
06-03
27.8° 7.4°
06-04
30.4° 9.0°
Both models agree Avg diff: 3.9°C

Where are air quality stations near San Leandro?

19
Madison Park Academy HS
1.9 km PM2.5: 4.6 µg/m³
23
Esperanza ES
2.1 km PM2.5: 5.6 µg/m³
23
Lifers 105th
2.3 km PM2.5: 5.4 µg/m³
25
Oakland - East, Alameda, California
2.4 km PM2.5: 6.0 µg/m³
25
Oakland - East, Alameda, California
2.4 km PM2.5: 6.0 µg/m³
25
Elmhurst United MS
2.5 km PM2.5: 5.9 µg/m³
37
Lifers 98th
2.6 km PM2.5: 8.8 µg/m³
23
Highland Community ES
3.6 km PM2.5: 5.6 µg/m³
19
Castlemont High School
3.8 km PM2.5: 4.6 µg/m³
21
Grass Valley ES
4.1 km PM2.5: 5.1 µg/m³

What cities are near San Leandro?

22 San Lorenzo 21 Castro Valley 21 Hayward 21 Alameda 20 Moraga 20 Oakland 21 San Ramon 20 Orinda 20 Berkeley 23 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 2026-05-29T17:41 UTC.