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Air quality in Rancho San Diego
Air quality index (AQI) and PM2.5 air pollution in Rancho San Diego
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Rancho San Diego Air Quality Map
Real-time Rancho San Diego air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Rancho San Diego today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Rancho San Diego?
| Weather | Few clouds |
| Temperature | 68°F |
| Humidity | 64% |
| Wind | 11.5 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thibodaux, Louisiana | 111 |
| 2 | San Bernardino, California | 90 |
| 3 | Hammond, Indiana | 86 |
| 4 | Yucaipa, California | 85 |
| 5 | Burns Harbor, Indiana | 80 |
| 6 | Indio, California | 80 |
| 7 | Redlands, California | 80 |
| 8 | La Crescenta-Montrose, California | 78 |
| 9 | Fontana, California | 77 |
| 10 | Altadena, California | 76 |
(local time)
SEE WORLD AQI RANKING
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Spotlight
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US AQI
47*
live AQI index
Good
Overview
What is the current air quality in Rancho San Diego?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 47* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.6*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Rancho San Diego is currently 1.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Rancho San Diego?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Rancho San Diego air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 47 AQI US |  | 71.6° 59° |  8.9 mp/h |
| Saturday, May 18 | Good 40 AQI US | | 73.4° 57.2° | 8.9 mp/h |
| Sunday, May 19 | Good 40 AQI US | | 73.4° 55.4° | 11.2 mp/h |
| Monday, May 20 | Good 48 AQI US |  | 66.2° 55.4° | 13.4 mp/h |
| Tuesday, May 21 | Good 33 AQI US | | 73.4° 57.2° | 11.2 mp/h |
| Wednesday, May 22 | Good 29 AQI US | | 71.6° 57.2° | 8.9 mp/h |
| Thursday, May 23 | Good 48 AQI US | | 66.2° 59° | 11.2 mp/h |
| Friday, May 24 | Good 36 AQI US | | 68° 55.4° | 11.2 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Rancho San Diego?
No locations are available.
AQI US, Metric