What is the air quality in Santa Maria today?

The current Air Quality Index (AQI) in Santa Maria is 25 (Good). PM2.5 concentration is 5.9 µg/m³.

What is the temperature in Santa Maria right now?

The current temperature in Santa Maria is 12.4°C (feels like 12.4°C). Humidity is 97.9% and wind speed is 28.4 km/h.

Is it safe to go outside in Santa Maria?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 4.4 (Moderate).

Air Quality in Santa Maria, Brazil

Rain

12.4°C · 97.9% humidity

12.4°

Feels 12.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

24 11am

25 2pm

24 5pm

24 8pm

24 11pm

24 2am

24 5am

25 8am

View AQI history for Santa Maria →

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

97.9%

Humidity

28.4 km/h

Wind W

1018.6 hPa

Pressure

4.4

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.9 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Santa Maria?

Temperature & Precipitation

PM2.55.9 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX4.4

Moderate

What is the 7-day forecast for Santa Maria?

07-21

18.1° 9.2°

7.87 mm

07-22

24.6° 6.9°

3.81 mm

07-23

21.0° 10.1°

07-24

18.6° 14.1°

3.06 mm

07-25

25.0° 4.8°

07-26

16.8° 8.4°

1.06 mm

07-27

17.2° 5.9°

0.5 mm

Both models agree Avg diff: 5.6°C

What cities are near Santa Maria?

24 São Pedro do Sul 25 Júlio de Castilhos 25 Agudo 26 São Sepé 25 Tupanciretã 25 São Gabriel 26 Cachoeira do Sul 26 Caçapava do Sul 25 Candelária 24 Santiago

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:15 UTC.