QSintra_Sensor1 Air Quality
Monitoring Station
· Sintra, Portugal
23.5°
55.0% RH
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
25
1pm
24
24
25
4pm
26
26
26
7pm
6
0
0
10pm
0
0
0
1am
0
0
—
4am
—
—
—
7am
—
—
—
10am
—
—
Station readings
25
24
24
25
CAMS model
adj -28
54
54
54
54
54
54
54
34
27
27
27
27
27
27
27
23.5°C
Temperature
55.0%
Humidity
Air Quality Forecast (24h)
PM2.55.9 µg/m³
✓ WHO
Good
PM107.2 µg/m³
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T16:19 UTC.