Air Quality in San Dimas, United States

Drizzle
14.1°C · 62.8% humidity
14.1°
Feels 14.1°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
45 9pm
41
30
44 12am
44
44
44 3am
44
44
44 6am
44
44
44 9am
44
44
44 12pm
44
44
44 3pm
19
19
19 6pm
19
6
Station readings
45
41
30
CAMS model adj -31
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
50
50
50
50
37
AD 728×90

PM2.5 Trend (24h)

27h · 2 stations
62.8%
Humidity
45.7 km/h
Wind SSW
1010.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Temperature & Precipitation

PM2.512.13 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
04-10
14.1° 8.6°
12.31 mm
04-11
10.5° 6.8°
19.81 mm
04-12
7.9° 3.7°
0.88 mm
04-13
11.9° 3.3°
0.19 mm
04-14
17.9° 7.2°
04-15
19.8° 12.0°
04-16
21.5° 12.8°

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T00:07 UTC.