Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Larkspur
Air quality index (AQI) and PM2.5 air pollution in Larkspur
94 people follow this city
Larkspur Air Quality Map
Real-time Larkspur air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Larkspur today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Larkspur?
| Weather | Clear sky |
| Temperature | 46.4°F |
| Humidity | 51% |
| Wind | 3 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Hamilton, Ontario | 44 |
| 2 | Mississauga, Ontario | 41 |
| 3 | Windsor, Ontario | 41 |
| 4 | Burlington, Ontario | 40 |
| 5 | Toronto, Ontario | 38 |
| 6 | Laval, Quebec | 35 |
| 7 | Grimshaw, Alberta | 34 |
| 8 | Lac La Biche, Alberta | 34 |
| 9 | Patricia Mcinnes, Alberta | 33 |
| 10 | Montreal, Quebec | 32 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
23*
live AQI index
Good
Overview
What is the current air quality in Larkspur?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 23* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.7*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Larkspur is currently 1.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Larkspur?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Larkspur air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 23 AQI US | | 53.6° 33.8° |  11.2 mp/h |
| Sunday, May 5 | Good 18 AQI US |  30% | 60.8° 42.8° | 17.9 mp/h |
| Monday, May 6 | Good 21 AQI US | 100% | 46.4° 41° | 11.2 mp/h |
| Tuesday, May 7 | Good 15 AQI US | 100% | 42.8° 41° | 15.7 mp/h |
| Wednesday, May 8 | Good 4 AQI US | 90% | 51.8° 41° | 8.9 mp/h |
| Thursday, May 9 | Good 6 AQI US | | 62.6° 39.2° | 4.5 mp/h |
| Friday, May 10 | Good 9 AQI US | | 68° 44.6° | 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?
Where is the cleanest air quality in Larkspur?
No locations are available.
AQI US, Metric