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 Colfax
Air quality index (AQI) and PM2.5 air pollution in Colfax
3.2K people follow this city
Colfax Air Quality Map
Real-time Colfax air pollution map
AIR QUALITY DATA CONTRIBUTORS
6 Contributors
See all
Pollen
What is the pollen count in Colfax today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Colfax?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 52% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 116 |
| 2 | Corpus Christi, Texas | 88 |
| 3 | Georgetown, Texas | 76 |
| 4 | New Braunfels, Texas | 76 |
| 5 | The Woodlands, Texas | 75 |
| 6 | San Antonio, Texas | 73 |
| 7 | Lewisville, Texas | 71 |
| 8 | Pahrump, Nevada | 71 |
| 9 | Fort Worth, Texas | 70 |
| 10 | Indio, California | 69 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Colfax aqi ranking
Real-time Colfax air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Colfax Station | 33 |
| 2 | Dallimore Road | 26 |
| 3 | Chalk Bluff Road | 23 |
| 4 | Digger Pine Lane | 20 |
| 5 | Ridgeview Court | 13 |
(local time)
SEE WORLD AQI RANKING
US AQI
21
live AQI index
Good
Overview
What is the current air quality in Colfax?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.9µg/m³ | |
✓
PM2.5 concentration in Colfax air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Colfax?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Colfax air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 18 | Good 28 AQI US |  | 69.8° 50° |  6.7 mp/h |
| Sunday, May 19 | Good 31 AQI US |  | 69.8° 48.2° | 8.9 mp/h |
| Today | Good 21 AQI US | |||
| Tuesday, May 21 | Good 21 AQI US | | 75.2° 48.2° | 8.9 mp/h |
| Wednesday, May 22 | Good 35 AQI US | | 73.4° 50° | 8.9 mp/h |
| Thursday, May 23 | Good 29 AQI US |  | 69.8° 50° | 6.7 mp/h |
| Friday, May 24 | Good 28 AQI US | | 71.6° 50° | 6.7 mp/h |
| Saturday, May 25 | Good 22 AQI US | | 66.2° 46.4° | 8.9 mp/h |
| Sunday, May 26 | Good 22 AQI US | | 73.4° 46.4° | 6.7 mp/h |
| Monday, May 27 | Good 28 AQI US | | 77° 51.8° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Colfax air quality data attribution
6Contributors
- California Air Resources Board (CARB)
1 station
- Spare the Air - Sacramento Region
1 station
2 Government Contributors
- 4 Anonymous contributors
4 stations
4 Anonymous Contributors
4 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Colfax?
AQI US, Metric