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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 | Clear sky |
| Temperature | 86°F |
| Humidity | 45% |
| Wind | 9.4 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Brazil city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Campinas, Sao Paulo | 79 |
| 2 | Sao Paulo, Sao Paulo | 52 |
| 3 | Porto Velho, Rondonia | 43 |
| 4 | Rio Branco, Acre | 35 |
| 5 | Manaus, Amazonas | 29 |
| 6 | Curitiba, Parana | 19 |
| 7 | Camacari, Bahia | 11 |
| 8 | Recife, Pernambuco | 8 |
(local time)
SEE WORLD AQI RANKING
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US AQI
40*
live AQI index
Good
Overview
What is the current air quality in Castelo do Piaui?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.3*µg/m³ | |
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PM2.5
x1.5
PM2.5 concentration in Castelo do Piaui is currently 1.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Castelo do Piaui?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Castelo do Piaui air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 40 AQI US | | 91.4° 71.6° |  8.9 mp/h |
| Sunday, Jun 2 | Good 26 AQI US |  | 91.4° 73.4° | 8.9 mp/h |
| Monday, Jun 3 | Good 31 AQI US | | 93.2° 71.6° | 8.9 mp/h |
| Tuesday, Jun 4 | Good 31 AQI US | | 91.4° 71.6° | 6.7 mp/h |
| Wednesday, Jun 5 | Good 49 AQI US |  50% | 91.4° 71.6° | 6.7 mp/h |
| Thursday, Jun 6 | Good 42 AQI US | 50% | 89.6° 69.8° | 6.7 mp/h |
| Friday, Jun 7 | Moderate 66 AQI US  | 20% | 91.4° 71.6° | 8.9 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