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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
13 Contributors
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Pollen
What is the pollen count in Half Moon Bay today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Half Moon Bay?
| Weather | Clear sky |
| Temperature | 77°F |
| Humidity | 51% |
| Wind | 18.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 85 |
| 2 | Flagstaff, Arizona | 77 |
| 3 | La Habra, California | 75 |
| 4 | Thibodaux, Louisiana | 75 |
| 5 | Anaheim, California | 68 |
| 6 | Galveston, Texas | 68 |
| 7 | La Mirada, California | 67 |
| 8 | Monrovia, California | 66 |
| 9 | Yorba Linda, California | 66 |
| 10 | Chino Hills, California | 65 |
(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 | Kelly Avenue-Cunha Intermediate Outside | 26 |
| 2 | Le Mans Way | 26 |
| 3 | Half Moon Bay High School Outside | 24 |
| 4 | 480 Tunitas Creek Road | 23 |
| 5 | Alsace Lorraine Avenue | 23 |
| 6 | Coronado Avenue | 21 |
| 7 | The Tree House | 21 |
| 8 | Touraine Lane | 21 |
| 9 | Myrtle Street | 18 |
| 10 | Terrace Ave | 16 |
(local time)
SEE WORLD AQI RANKING
US AQI
21
live AQI index
Good
Overview
What is the current air quality in Half Moon Bay?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21 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 |
|---|---|---|---|---|
| Tuesday, May 7 | Good 22 AQI US | | 75.2° 50° |  15.7 mp/h |
| Wednesday, May 8 | Good 31 AQI US | | 77° 55.4° | 6.7 mp/h |
| Thursday, May 9 | Good 25 AQI US | | 77° 55.4° | 4.5 mp/h |
| Today | Good 21 AQI US | | 77° 55.4° | 4.5 mp/h |
| Saturday, May 11 | Good 25 AQI US |  | 62.6° 53.6° | 4.5 mp/h |
| Sunday, May 12 | Good 25 AQI US | | 60.8° 50° | 8.9 mp/h |
| Monday, May 13 | Good 28 AQI US | | 59° 50° | 6.7 mp/h |
| Tuesday, May 14 | Good 37 AQI US |  | 59° 50° | 6.7 mp/h |
| Wednesday, May 15 | Good 22 AQI US | | 59° 50° | 6.7 mp/h |
| Thursday, May 16 | Good 21 AQI US | | 60.8° 51.8° | 6.7 mp/h |
| Friday, May 17 | Good 21 AQI US | | 62.6° 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?
Half Moon Bay air quality data attribution
13Contributors
- Terrace 500
1 station
Individual Contributor
- 12 Anonymous contributors
12 stations
12 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Half Moon Bay?
AQI US, Metric