Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Trieste
Air quality index (AQI) and PM2.5 air pollution in Trieste
5K people follow this city
Trieste Air Quality Map
Real-time Trieste air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Trieste today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Trieste?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 63% |
| Wind | 1.5 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time Italy city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Falconara Marittima, The Marches | 86 |
| 2 | Naples, Campania | 85 |
| 3 | Magenta, Lombardy | 77 |
| 4 | Florence, Tuscany | 75 |
| 5 | Ravenna, Emilia-Romagna | 68 |
| 6 | Milano, Lombardy | 66 |
| 7 | Brescia, Lombardy | 53 |
| 8 | Vicenza, Veneto | 49 |
| 9 | La Spezia, Liguria | 44 |
| 10 | Piacenza, Emilia-Romagna | 44 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Trieste aqi ranking
Real-time Trieste air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | piazza Volontari Giuliani | 149 |
(local time)
SEE WORLD AQI RANKING
US AQI
149
live AQI index
Unhealthy for sensitive groups
Overview
What is the current air quality in Trieste?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Unhealthy for sensitive groups | 149 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 55µg/m³ | |
| PM10 | 70µg/m³ | |
| NO2 | 19.7µg/m³ | |
| SO2 | 3.5µg/m³ | |
| CO | 0.6µg/m³ | |
!
PM2.5
x11
PM2.5 concentration in Trieste is currently 11 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Trieste?
 | Reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Run an air purifier GET AN AIR PURIFIER |
Forecast
Trieste air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, May 17 | Moderate 57 AQI US  |  | 66.2° 53.6° |  11.2 mp/h |
| Saturday, May 18 | Good 43 AQI US  |  | 69.8° 53.6° | 6.7 mp/h |
| Sunday, May 19 | Moderate 81 AQI US | | 69.8° 57.2° | 4.5 mp/h |
| Today | Unhealthy for sensitive groups 149 AQI US | 70% | 71.6° 57.2° | 4.5 mp/h |
| Tuesday, May 21 | Moderate 61 AQI US | 100% | 68° 60.8° | 6.7 mp/h |
| Wednesday, May 22 | Good 28 AQI US | 100% | 68° 57.2° | 6.7 mp/h |
| Thursday, May 23 | Good 26 AQI US | 70% | 68° 55.4° | 4.5 mp/h |
| Friday, May 24 | Good 30 AQI US | 70% | 69.8° 55.4° | 4.5 mp/h |
| Saturday, May 25 | Moderate 56 AQI US | 50% | 73.4° 55.4° | 4.5 mp/h |
| Sunday, May 26 | Moderate 57 AQI US | 30% | 78.8° 59° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Trieste air quality data attribution
1 Data source
Where is the cleanest air quality in Trieste?
AQI US, Metric