Air Quality in San Bernardino, United States

Clear
28.0°C · 45.8% humidity
28.0°
Feels 29.7°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast
27 5am
27
27
39 8am
35
32
30 11am
29
28
27 2pm
28
28
28 5pm
25
27
27 8pm
27
34
34 11pm
54
54
54 2am
34
34
AD 728×90

Air Quality Index Trend

45h · 11 stn

San Bernardino's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

45.8%
Humidity
32.5 km/h
Wind SW
1016.7 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
39
9.31 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for San Bernardino?

Temperature & Precipitation

PM2.5 Trend

45h · 11 stations
PM2.59.31 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (8 stations within 25 km)
9.31
Median
7.16
Average
4.1
Low
10.13
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -2.2

What is the 7-day forecast for San Bernardino?

09-05
29.1° 19.5°
09-06
32.0° 18.0°
0.31 mm
09-07
34.8° 18.6°
0.56 mm
09-08
35.6° 10.7°
0.31 mm
09-09
32.0° 15.7°
09-10
31.8° 11.8°
09-11
37.5° 16.4°
Both models agree Avg diff: 5.7°C

Where are air quality stations near San Bernardino?

42
San Bernardino
3.3 km PM2.5: 10.1 µg/m³
25
EHS Building
14.6 km PM2.5: 6.0 µg/m³
31
Emerbee's
15.1 km PM2.5: 7.5 µg/m³
33
Lake Gregory (Crestline), San Bernardino
15.1 km PM2.5: 7.9 µg/m³
35
Lake Gregory (Crestline), San Bernardino
15.1 km PM2.5: 8.4 µg/m³
24
C&C Center
15.6 km PM2.5: 5.7 µg/m³
32
4001 Iowa Ave Riverside CA
15.8 km PM2.5: 7.6 µg/m³
17
Rubidoux - Mission Blvd, Riverside
16.8 km PM2.5: 4.1 µg/m³

What cities are near San Bernardino?

37 Colton 30 Loma Linda 37 Rialto 33 Highland 30 Redlands 30 Fontana 18 Rubidoux 28 Moreno Valley 26 Riverside 23 Glen Avon
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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 2026-09-05T15:10 UTC.