Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Signa
Air quality index (AQI) and PM2.5 air pollution in Signa
355 people follow this city
Signa Air Quality Map
Real-time Signa air pollution map
Pollen
What is the pollen count in Signa today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Signa?
| Weather | Clear sky |
| Temperature | 55.4°F |
| Humidity | 81% |
| Wind | 2.3 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Italy city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Naples, Campania | 72 |
| 2 | Ravenna, Emilia-Romagna | 65 |
| 3 | Padova, Veneto | 60 |
| 4 | Falconara Marittima, The Marches | 54 |
| 5 | Bergamo, Lombardy | 49 |
| 6 | Vicenza, Veneto | 46 |
| 7 | Piacenza, Emilia-Romagna | 41 |
| 8 | Rome, Latium | 41 |
| 9 | La Spezia, Liguria | 35 |
| 10 | Milano, Lombardy | 35 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Signa aqi ranking
Real-time Signa air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Signa Station | 53 |
(local time)
SEE WORLD AQI RANKING
US AQI
55
live AQI index
Moderate
Overview
What is the current air quality in Signa?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 55 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| O3 | 134µg/m³ | |
| NO2 | 7µg/m³ | |
Health Recommendations
What is the current air quality in Signa?
 | 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
Signa air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 55 AQI US |  | 77° 55.4° |  8.9 mp/h |
| Tuesday, Apr 30 | Moderate 57 AQI US |  80% | 80.6° 55.4° | 2.2 mp/h |
| Wednesday, May 1 | Moderate 53 AQI US | 100% | 64.4° 55.4° | 6.7 mp/h |
| Thursday, May 2 | Good 35 AQI US  | 100% | 60.8° 50° | 13.4 mp/h |
| Friday, May 3 | Good 8 AQI US | 100% | 59° 48.2° | 8.9 mp/h |
| Saturday, May 4 | Good 13 AQI US | | 66.2° 50° | 8.9 mp/h |
| Sunday, May 5 | Good 15 AQI US | 20% | 68° 53.6° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Signa?
AQI US, Metric