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 Signal Hill
Air quality index (AQI) and PM2.5 air pollution in Signal Hill
267 people follow this city
Signal Hill Air Quality Map
Real-time Signal Hill air pollution map
AIR QUALITY DATA CONTRIBUTORS
2 Contributors
See all
Pollen
What is the pollen count in Signal Hill today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Signal Hill?
| Weather | Few clouds |
| Temperature | 62.6°F |
| Humidity | 72% |
| Wind | 9.2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | South Gate, California | 106 |
| 2 | Boerne, Texas | 92 |
| 3 | San Antonio, Texas | 76 |
| 4 | Palm Desert, California | 75 |
| 5 | Indio, California | 72 |
| 6 | Fort Worth, Texas | 70 |
| 7 | Aiken, South Carolina | 67 |
| 8 | Denton, Texas | 66 |
| 9 | Lewisville, Texas | 66 |
| 10 | Athens, Georgia | 65 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Signal Hill aqi ranking
Real-time Signal Hill air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | East Hill Street | 31 |
| 2 | CCA 19th and Molino | 20 |
(local time)
SEE WORLD AQI RANKING
Spotlight
South Gate has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
25
live AQI index
Good
Overview
What is the current air quality in Signal Hill?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 25 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.2µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Signal Hill is currently 1.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Signal Hill?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Signal Hill air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Apr 23 | Good 20 AQI US | | 64.4° 55.4° |  15.7 mp/h |
| Wednesday, Apr 24 | Good 12 AQI US |  | 62.6° 55.4° | 11.2 mp/h |
| Thursday, Apr 25 | Good 17 AQI US | | 64.4° 55.4° | 22.4 mp/h |
| Today | Good 25 AQI US | | 64.4° 55.4° | 22.4 mp/h |
| Saturday, Apr 27 | Good 16 AQI US |  | 66.2° 57.2° | 8.9 mp/h |
| Sunday, Apr 28 | Good 23 AQI US | | 66.2° 57.2° | 8.9 mp/h |
| Monday, Apr 29 | Good 36 AQI US | | 68° 59° | 8.9 mp/h |
| Tuesday, Apr 30 | Good 34 AQI US | | 66.2° 59° | 8.9 mp/h |
| Wednesday, May 1 | Good 25 AQI US | | 66.2° 59° | 8.9 mp/h |
| Thursday, May 2 | Good 38 AQI US | | 69.8° 59° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Signal Hill air quality data attribution
2Contributors
- Coalition for Clean Air (CCA)
1 station
Non-profit organization Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Signal Hill?
AQI US, Metric