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Air quality in Diamond Bar
Air quality index (AQI) and PM2.5 air pollution in Diamond Bar
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Diamond Bar Air Quality Map
Real-time Diamond Bar air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Diamond Bar today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Diamond Bar?
| Weather | Mist |
| Temperature | 64.4°F |
| Humidity | 86% |
| Wind | 5.7 mph |
| Pressure | 29.9 inHg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Maple Falls, Washington | 107 |
| 2 | Port Arthur, Texas | 105 |
| 3 | Oakridge, Oregon | 94 |
| 4 | Maricopa, Arizona | 93 |
| 5 | Casa Grande, Arizona | 92 |
| 6 | Tustin, California | 91 |
| 7 | North Hollywood, California | 87 |
| 8 | Hollywood, California | 84 |
| 9 | Bakersfield, California | 83 |
| 10 | West Hollywood, California | 82 |
(Local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Diamond Bar aqi ranking
Real-time Diamond Bar air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Valley Vista Drive 1701 Cliffbranch Drive, Diamond Bar | 77 |
| 2 | True Grit Place | 76 |
| 3 | Tolani Court | 73 |
| 4 | North Diamond Bar Boulevard | 58 |
(Local time)
SEE WORLD AQI RANKING
Spotlight
Orange has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
75
live AQI index
Moderate
Overview
What is the current air quality in Diamond Bar?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 75 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 21.9µg/m³ | |
!
PM2.5
x4.4
PM2.5 concentration in Diamond Bar is currently 4.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Diamond Bar?
 | 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
Diamond Bar air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Oct 1 | Moderate 56 AQI US |  | 95° 71.6° |  6.7 mph |
| Wednesday, Oct 2 | Moderate 67 AQI US | | 89.6° 73.4° | 6.7 mph |
| Thursday, Oct 3 | Moderate 58 AQI US | | 89.6° 64.4° | 8.9 mph |
| Today | Moderate 75 AQI US | | 89.6° 64.4° | 8.9 mph |
| Saturday, Oct 5 | Moderate 66 AQI US | | 95° 73.4° | 8.9 mph |
| Sunday, Oct 6 | Moderate 64 AQI US | | 96.8° 77° | 8.9 mph |
| Monday, Oct 7 | Moderate 74 AQI US | | 93.2° 77° | 6.7 mph |
| Tuesday, Oct 8 | Moderate 73 AQI US |  | 93.2° 75.2° | 8.9 mph |
| Wednesday, Oct 9 | Moderate 60 AQI US | | 91.4° 73.4° | 8.9 mph |
| Thursday, Oct 10 | Moderate 63 AQI US | | 87.8° 71.6° | 6.7 mph |
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 Diamond Bar?
AQI US, Metric