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Air quality in Half Moon Bay
Air quality index (AQI) and PM2.5 air pollution in Half Moon Bay
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Half Moon Bay Air Quality Map
Real-time Half Moon Bay air pollution map
AIR QUALITY DATA CONTRIBUTORS
12 Contributors
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Pollen
What is the pollen count in Half Moon Bay today?
 | Index | Low | |
 | Tree pollen | None | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Half Moon Bay?
| Weather | Mist |
| Temperature | 51.8°F |
| Humidity | 89% |
| Wind | 0 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Bass Lake, California | 104 |
| 2 | Palm Desert, California | 102 |
| 3 | Redlands, California | 88 |
| 4 | San Bernardino, California | 81 |
| 5 | Fontana, California | 80 |
| 6 | Porterville, California | 79 |
| 7 | San Gabriel, California | 74 |
| 8 | Banning, California | 73 |
| 9 | Pomona, California | 72 |
| 10 | Cary, North Carolina | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Half Moon Bay aqi ranking
Real-time Half Moon Bay air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Sand Dunes Court | 52 |
| 2 | Terrace Ave | 21 |
| 3 | Alsace Lorraine Avenue | 20 |
| 4 | The Tree House | 20 |
| 5 | Kelly Avenue-Cunha Intermediate Outside | 19 |
| 6 | Le Mans Way | 16 |
| 7 | Coronado Avenue | 15 |
| 8 | Half Moon Bay High School Outside | 15 |
| 9 | Bayhill Road | 8 |
| 10 | Coastside Senior Housing | 7 |
(local time)
SEE WORLD AQI RANKING
US AQI
16
live AQI index
Good
Overview
What is the current air quality in Half Moon Bay?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 16 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.8µg/m³ | |
✓
PM2.5 concentration in Half Moon Bay air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Half Moon Bay?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Half Moon Bay air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, Apr 17 | Good 21 AQI US |  | 64.4° 51.8° |  6.7 mp/h |
| Thursday, Apr 18 | Good 20 AQI US |  | 62.6° 50° | 6.7 mp/h |
| Friday, Apr 19 | Good 16 AQI US |  | 59° 51.8° | 11.2 mp/h |
| Today | Good 16 AQI US | | 59° 51.8° | 11.2 mp/h |
| Sunday, Apr 21 | Good 18 AQI US | | 60.8° 51.8° | 11.2 mp/h |
| Monday, Apr 22 | Good 21 AQI US | | 59° 51.8° | 8.9 mp/h |
| Tuesday, Apr 23 | Good 17 AQI US |  20% | 55.4° 51.8° | 11.2 mp/h |
| Wednesday, Apr 24 | Good 18 AQI US | 20% | 55.4° 51.8° | 13.4 mp/h |
| Thursday, Apr 25 | Good 15 AQI US | | 53.6° 50° | 6.7 mp/h |
| Friday, Apr 26 | Good 12 AQI US | 80% | 57.2° 51.8° | 17.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Half Moon Bay air quality data attribution
12Contributors
- Terrace 500
1 station
Individual Contributor
- 11 Anonymous contributors
11 stations
11 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Half Moon Bay?
AQI US, Metric