Air Quality in Santa Maria, Brazil

Rain
19.6°C · 85.7% humidity
19.6°
Feels 19.6°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
19 5pm
15
21
— 8pm
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— 11pm
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Station readings
19
15
21

Air Quality Index Trend

47h · 2 stn

Santa Maria's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.

85.7%
Humidity
15.5 km/h
Wind NW
1012.9 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
18
4.41 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Santa Maria?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.54.41 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.0
Low
Station readings (2 stations within 25 km)
4.41
Median
4.53
Average
2.07
Low
7.0
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +1.4

What is the 7-day forecast for Santa Maria?

10-21
22.3° 18.9°
16.94 mm
10-22
27.1° 18.8°
8.94 mm
10-23
28.6° 19.6°
3.62 mm
10-24
32.8° 19.6°
18.12 mm
10-25
32.4° 18.1°
1.0 mm
10-26
31.3° 20.2°
18.44 mm
10-27
30.0° 19.0°
2.5 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Santa Maria?

12
brazil-santa-maria
19.9 km PM2.5: 3.0 µg/m³ PM10: 27.2 µg/m³
33
Quadra 206, Águas Claras, DF
20.9 km 29.9°C 30.4% RH PM2.5: 8.0 µg/m³ PM10: 9.0 µg/m³

What cities are near Santa Maria?

18 Novo Gama 20 Gama 9 Valparaíso de Goiás 9 Cidade Ocidental 27 Recanto das Emas 28 Riacho Fundo II 28 Riacho Fundo 18 Park Way 29 Samambaia 25 Núcleo Bandeirante
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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 2026-10-21T23:32 UTC.