Be the first to measure and contribute air quality data to your community
Air Quality 
Air Purifiers
For Business
News
Support
Air quality in Riol
Air quality index (AQI) and PM2.5 air pollution in Riol
1 people follow this city
Riol Air Quality Map
Real-time Riol air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Riol today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Riol?
| Weather | Scattered clouds |
| Temperature | 35.6°F |
| Humidity | 75% |
| Wind | 4.5 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time Germany city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Erfurt, Thuringia | 53 |
| 2 | Essen, Nordrhein-Westfalen | 41 |
| 3 | Duisburg, Nordrhein-Westfalen | 37 |
| 4 | Ludwigshafen am Rhein, Rheinland-Pfalz | 37 |
| 5 | Stuttgart, Baden-Wuerttemberg | 33 |
| 6 | Düsseldorf, Nordrhein-Westfalen | 32 |
| 7 | Augsburg, Bavaria | 31 |
| 8 | Osnabrueck, Lower Saxony | 31 |
| 9 | Kehl, Baden-Wuerttemberg | 28 |
| 10 | Ulm, Baden-Wuerttemberg | 28 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
35*
live AQI index
Good
Overview
What is the current air quality in Riol?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 35* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.4*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Riol is currently 1.7 times the WHO annual air quality guideline value
Forecast
Riol air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 35 AQI US |  80% | 50° 35.6° |  6.7 mp/h |
| Saturday, Apr 27 | Good 20 AQI US | 70% | 64.4° 41° | 8.9 mp/h |
| Sunday, Apr 28 | Good 37 AQI US | 90% | 57.2° 50° | 11.2 mp/h |
| Monday, Apr 29 | Good 49 AQI US | 70% | 55.4° 48.2° | 4.5 mp/h |
| Tuesday, Apr 30 | Moderate 56 AQI US  | 100% | 71.6° 50° | 6.7 mp/h |
| Wednesday, May 1 | Moderate 63 AQI US | 90% | 73.4° 55.4° | 6.7 mp/h |
| Thursday, May 2 | Moderate 58 AQI US | 100% | 68° 55.4° | 4.5 mp/h |
Interested in hourly forecast? Get the app
Where is the cleanest air quality in Riol?
No locations are available.
Connect With IQAir
Sign up for our newsletter
AQI US, Metric