What is the air quality in Açu today?

The current Air Quality Index (AQI) in Açu is 34 (Good). PM2.5 concentration is 8.2 µg/m³.

What is the temperature in Açu right now?

The current temperature in Açu is 25.0°C (feels like 25.0°C). Humidity is 70.4% and wind speed is 64.5 km/h.

Is it safe to go outside in Açu?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Açu, Brazil

Windy

25.0°C · 70.4% humidity

25.0°

Feels 25.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Açu →

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

70.4%

Humidity

64.5 km/h

Wind ENE

1011.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.2 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Açu?

Temperature & Precipitation

PM2.58.2 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Açu?

10-22

37.6° 22.5°

10-23

35.1° 22.6°

10-24

36.0° 22.3°

10-25

34.2° 22.4°

10-26

34.6° 24.7°

10-27

35.7° 22.1°

10-28

36.7° 21.4°

Both models agree Avg diff: 2.0°C

What cities are near Açu?

27 Jucurutu 34 Macau 34 Mossoró 34 Areia Branca 34 Lagoa Nova 34 Caraúbas 34 Guamaré 27 Currais Novos 34 Baraúna 34 Apodi

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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 2026-10-22T02:32 UTC.