Air Quality in Rialto, United States

Windy
28.4°C · 16.4% humidity
28.4°
Feels 28.4°
55
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast
34 1pm
34
34
55 4pm
47
41
37 7pm
41
39
38 10pm
57
56
55 1am
55
55
55 4am
54
54
54 7am
54
54
54 10am
54
54
AD 728×90

Air Quality Index Trend

46h · 12 stn

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

16.4%
Humidity
70.2 km/h
Wind SSW
1009.7 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
55
14.0 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Rialto?

Temperature & Precipitation

PM2.5 Trend

46h · 12 stations
PM2.514.0 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (6 stations within 25 km)
14.0
Median
12.41
Average
9.33
Low
14.73
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -4.0

What is the 7-day forecast for Rialto?

06-08
23.2° 9.8°
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°
Both models agree Avg diff: 3.0°C

Where are air quality stations near Rialto?

61
San Bernardino
4.1 km PM2.5: 16.8 µg/m³
16
Rubidoux - Mission Blvd, Riverside
12.6 km PM2.5: 3.8 µg/m³
4
Rubidoux - Mission Blvd, Riverside
12.6 km PM2.5: 1.0 µg/m³
51
EHS Building
14.8 km PM2.5: 12.1 µg/m³
57
Emerbee's
15.0 km PM2.5: 14.9 µg/m³
54
4001 Iowa Ave Riverside CA
15.1 km PM2.5: 13.4 µg/m³
40
C&C Center
15.7 km PM2.5: 9.5 µg/m³
45
Lake Gregory (Crestline), San Bernardino
17.7 km PM2.5: 10.8 µg/m³
8
Lake Gregory (Crestline), San Bernardino
17.7 km PM2.5: 1.9 µg/m³

What cities are near Rialto?

53 Fontana 55 Colton 55 San Bernardino 52 Loma Linda 50 Rubidoux 51 Glen Avon 53 Highland 50 Riverside 52 Redlands 51 Jurupa Valley
Get AQI alerts for Rialto

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-08T23:11 UTC.