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Air quality in Castelo do Piaui
Air quality index (AQI) and PM2.5 air pollution in Castelo do Piaui
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Castelo do Piaui Air Quality Map
Real-time Castelo do Piaui air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Castelo do Piaui?
| Weather | Broken clouds |
| Temperature | 75.2°F |
| Humidity | 81% |
| Wind | 3.8 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Brazil city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Campinas, Sao Paulo | 114 |
| 2 | Camacari, Bahia | 78 |
| 3 | Rio Branco, Acre | 35 |
| 4 | Manaus, Amazonas | 31 |
| 5 | Sao Paulo, Sao Paulo | 30 |
| 6 | Curitiba, Parana | 17 |
| 7 | Porto Velho, Rondonia | 17 |
| 8 | Recife, Pernambuco | 16 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
57*
live AQI index
Moderate
Overview
What is the current air quality in Castelo do Piaui?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 57* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.4*µg/m³ | |
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PM2.5
x2.5
PM2.5 concentration in Castelo do Piaui is currently 2.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Castelo do Piaui?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Castelo do Piaui air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 57 AQI US | | 93.2° 73.4° |  4.5 mp/h |
| Sunday, May 19 | Moderate 53 AQI US |  50% | 89.6° 71.6° | 6.7 mp/h |
| Monday, May 20 | Moderate 52 AQI US | 40% | 87.8° 69.8° | 6.7 mp/h |
| Tuesday, May 21 | Good 48 AQI US  | | 91.4° 73.4° | 8.9 mp/h |
| Wednesday, May 22 | Moderate 64 AQI US | | 91.4° 69.8° | 6.7 mp/h |
| Thursday, May 23 | Moderate 68 AQI US |  | 93.2° 71.6° | 4.5 mp/h |
| Friday, May 24 | Moderate 77 AQI US |  | 93.2° 69.8° | 4.5 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Castelo do Piaui?
No locations are available.
AQI US, Metric