Air Quality in San Bernardino, United States

Clear
17.4°C · 43.7% humidity
17.4°
Feels 17.4°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
7 stations

Nearby Monitoring Stations

AQI Forecast
27 5pm
27
27
54 8pm
48
44
61 11pm
59
58
57 2am
56
55
55 5am
55
55
54 8am
54
54
54 11am
54
54
54 2pm
54
34
AD 728×90

Air Quality Index Trend

46h · 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.

43.7%
Humidity
27.2 km/h
Wind ESE
1011.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
54
13.29 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for San Bernardino?

Temperature & Precipitation

PM2.5 Trend

46h · 9 stations
PM2.513.29 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
13.29
Median
11.53
Average
7.29
Low
18.8
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -2.4

What is the 7-day forecast for San Bernardino?

06-09
28.4° 12.8°
06-10
32.0° 15.2°
06-11
28.6° 15.3°
06-12
31.2° 17.2°
06-13
34.2° 17.2°
06-14
29.0° 19.2°
06-15
27.4° 10.5°
0.06 mm
Both models agree Avg diff: 3.0°C

Where are air quality stations near San Bernardino?

55
San Bernardino
3.3 km PM2.5: 13.9 µg/m³
37
EHS Building
14.6 km PM2.5: 8.8 µg/m³
46
Emerbee's
15.1 km PM2.5: 11.0 µg/m³
57
Lake Gregory (Crestline), San Bernardino
15.1 km PM2.5: 15.0 µg/m³
51
Lake Gregory (Crestline), San Bernardino
15.1 km PM2.5: 12.1 µg/m³
30
C&C Center
15.6 km PM2.5: 7.3 µg/m³
41
4001 Iowa Ave Riverside CA
15.8 km PM2.5: 9.9 µg/m³
44
Rubidoux - Mission Blvd, Riverside
16.8 km PM2.5: 10.6 µg/m³
45
Rubidoux - Mission Blvd, Riverside
16.8 km PM2.5: 10.8 µg/m³

What cities are near San Bernardino?

52 Colton 45 Loma Linda 53 Rialto 53 Highland 46 Redlands 48 Fontana 45 Rubidoux 40 Moreno Valley 41 Riverside 44 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 2026-06-09T03:13 UTC.