Air Quality in Santa Maria, Brazil
Windy
29.0°C · 17.0% humidity
29.0°
Feels 29.0°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Santa Maria's air quality — share it
AQI Forecast
Calibrated
94
7pm
94
94
38
10pm
54
65
73
1am
79
83
86
4am
89
90
91
7am
92
93
66
10am
66
66
67
1pm
67
67
67
4pm
67
67
Station readings
149
122
CAMS model
adj +40
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
27
27
27
27
27
27
27
27
27
Air Quality Index Trend
45h · 1 stnSanta Maria's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
17.0%
Humidity
52.8 km/h
Wind ENE
1013.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Santa Maria?
Temperature & Precipitation
PM2.5 Trend
45h · 1 stationPM2.59.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
9.0
Median
9.0
Average
9.0
Low
9.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +1.0
What is the 7-day forecast for Santa Maria?
08-03
29.0° 15.9°
08-04
28.8° 19.8°
08-05
28.9° 17.8°
0.13 mm
08-06
29.2° 20.1°
08-07
29.0° 18.7°
0.13 mm
08-08
30.3° 18.6°
08-09
32.0° 18.6°
Both models agree
Avg diff: 1.8°C
Where are air quality stations near Santa Maria?
What cities are near Santa Maria?
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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 2026-08-08T01:00 UTC.