AddAir quality in Merrimac
Air quality index (AQI⁺) and PM2.5 air pollution in Merrimac • 45 Followers • 02:00, Jun 28 Local time
52*
US AQI⁺Moderate
Main pollutant:
PM2.5
9.9 µg/m³
18°
8 km/h
98 %
Hourly forecast
Merrimac air quality index (AQI⁺) forecast
Daily forecast
Merrimac air quality index (AQI⁺) forecast
| Today | 56 |  | 27° 18° |  13 km/h | 89% |
| Mon | 62 |  | 25° 20° | 15 km/h | 84% |
| Tue | 47 | | 36° 19° | 22 km/h | 68% |
Air pollutants
What is the current air quality in Merrimac?
PM2.5 concentration is currently 2 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 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 |
Pollen
What is the pollen count in Merrimac today?
Index
Moderate
 Tree None | 0% |
 Grass Moderate | 50% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
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 |
Pollen
What is the pollen count in Merrimac today?
Index
Moderate
Tree None | 0% |
Grass Moderate | 50% |
Weed Moderate | 50% |
Source:
wetter.comMost polluted locations near Merrimac
Worldwide AQI⁺ ranking
Historic air quality near Merrimac
History
Historic air quality graph for Merrimac
Historic air quality near Merrimac
History
Historic air quality graph for Merrimac
Most polluted locations near Merrimac
Worldwide AQI⁺ ranking
