Air Quality in San Bernardino, United States

Clear
13.6°C · 35.6% humidity
13.6°
Feels 13.6°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast
34 4am
34
54
30 7am
17
22
25 10am
28
29
51 1pm
52
52
53 4pm
53
53
54 7pm
54
54
54 10pm
54
54
54 1am
54
54
AD 728×90

Air Quality Index Trend

45h · 9 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. Current PM2.5 concentration in San Bernardino is 1.4× the WHO annual guideline of 5 µg/m³.

35.6%
Humidity
36.7 km/h
Wind NNE
1012.7 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.23 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for San Bernardino?

Temperature & Precipitation

PM2.5 Trend

45h · 9 stations
PM2.57.23 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (6 stations within 25 km)
7.23
Median
5.54
Average
4.21
Low
7.71
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.8

What is the 7-day forecast for San Bernardino?

05-29
32.2° 13.6°
05-30
19.5° 9.9°
05-31
28.5° 17.0°
06-01
31.6° 12.6°
06-02
28.2° 9.8°
06-03
29.2° 6.9°
06-04
24.9° 12.1°
Both models agree Avg diff: 4.2°C

Where are air quality stations near San Bernardino?

32
San Bernardino
3.3 km PM2.5: 7.7 µg/m³
20
EHS Building
14.6 km PM2.5: 4.7 µg/m³
26
Emerbee's
15.1 km PM2.5: 6.2 µg/m³
23
Lake Gregory (Crestline), San Bernardino
15.1 km PM2.5: 5.5 µg/m³
23
Lake Gregory (Crestline), San Bernardino
15.1 km PM2.5: 5.5 µg/m³
18
C&C Center
15.6 km PM2.5: 4.2 µg/m³
23
4001 Iowa Ave Riverside CA
15.8 km PM2.5: 5.4 µg/m³
16
Rubidoux - Mission Blvd, Riverside
16.8 km PM2.5: 3.8 µg/m³
25
Rubidoux - Mission Blvd, Riverside
16.8 km PM2.5: 6.0 µg/m³

What cities are near San Bernardino?

28 Colton 24 Loma Linda 29 Rialto 26 Highland 24 Redlands 24 Fontana 21 Rubidoux 22 Moreno Valley 22 Riverside 22 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 2026-05-29T14:29 UTC.