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Air quality in Watertown
Air quality index (AQI) and PM2.5 air pollution in Watertown
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Watertown Air Quality Map
Real-time Watertown air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Watertown today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Watertown?
| Weather | Clear sky |
| Temperature | 55.4°F |
| Humidity | 98% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  North Hollywood, California | 82 |
| 2 | Hot Springs, South Dakota | 81 |
| 3 | Van Nuys, California | 81 |
| 4 | Hollywood, California | 78 |
| 5 | San Fernando, California | 76 |
| 6 | Glendale, California | 75 |
| 7 | Pasadena, California | 74 |
| 8 | Reseda, California | 73 |
| 9 | West Hills, California | 71 |
| 10 | San Gabriel, California | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
56*
live AQI index
Moderate
Overview
What is the current air quality in Watertown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.5*µg/m³ | |
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PM2.5
x2.3
PM2.5 concentration in Watertown is currently 2.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Watertown?
 | 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
Watertown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 56 AQI US |  | 86° 55.4° |  6.7 mp/h |
| Monday, May 13 | Moderate 57 AQI US |  30% | 89.6° 66.2° | 6.7 mp/h |
| Tuesday, May 14 | Moderate 56 AQI US | 100% | 84.2° 68° | 11.2 mp/h |
| Wednesday, May 15 | Moderate 51 AQI US | 100% | 91.4° 68° | 13.4 mp/h |
| Thursday, May 16 | Moderate 58 AQI US |  | 89.6° 66.2° | 6.7 mp/h |
| Friday, May 17 | Moderate 62 AQI US | | 93.2° 69.8° | 11.2 mp/h |
| Saturday, May 18 | Moderate 63 AQI US | | 93.2° 73.4° | 8.9 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 Watertown?
No locations are available.
AQI US, Metric